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AIGCID:1642339246 Art sketch of a woman scientist working with a microscope in a laboratory, hand drawn comic style black and white illustration

仅商用ID:zt1478257 卡通手绘戴口罩医生研究病毒疫苗样本插画

AIGCID:1559501046 Hand-drawn illustration of hands holding petri dishes, surrounded by beetles, mushrooms, leaves, and lab equipment on a light blue background.

ID:1681063831 lab chemical glass continuous one line drawing, Minimalist glassware for laboratory research, Laboratory glass equipment sign, Flask and beaker and laboratory test tube., Medical And Healthcare Icon.

ID:1464495113 带有“物理”字样、实验室和科学家的科学背景。学校教育、实验、研究的概念，带有涂鸦人物、磁铁、实验室设备的矢量手绘插图

ID:1527287522 Set of laboratory equipment in black and white outlined doodle style. Hand drawn childish chemistry and science icons set. Elements, formulas, test-tube. Vector hand drawn Science Doodle Elements

AIGCID:1663156976 Science doodle hand drawn elements on school blackboard

AIGCID:1678656784 一只绘制DNA链的手

仅商用ID:zt1479131 蓝色卡通手绘医疗体检实验室插画背景

ID:1266744633 化学手绘风格涂鸦矢量插图集

AIGCID:1712121399 Retro science lab concept collage stickers set with halftone effect, hands holding flask, magnifying glass, microscope, writing report, research elements, paper cutout style

AIGCID:1662725241 Black and white hand drawn illustration of a science lab flask with bubbling liquid and magic elements

AIGCID:1362006291 A close-up of a hand holding a pencil, delicately sketching a neuron on paper, showcasing creativity and focus in the art of science

ID:1540340495 A gloved hand skillfully draws blood from a row of test tubes in a sterile lab environment, showcasing the vibrant colors of various blood test vials designed for analysis

ID:1462466811 女性科学家在实验室试管上分析公式的连续线条草图绘制。医学的单线概念。可编辑笔触矢量插画

仅商用ID:zt1478266 卡通手绘冠状病毒病菌插画

AIGCID:1563179430 Laboratory Coloring Page - Science Lab Equipment Line Art Outline for Kids and Adults

AIGCID:1696681329 Sketch of a Black Labrador Retriever dog portrait on a transparent background. Vector hand drawn illustration

ID:1414096083 DNA 连续线条绘图。人类 DNA 的单线插画。科学与生物学概念。可编辑轮廓

AIGCID:1510643650 Hand-Drawn Lab Icons

ID:1641036513 Science doodle hand drawn elements on school green blackboard chalk sketch drawing. Chemistry calculations formula lab flasks, idea set.

ID:1540340511 一只戴着手套的手轻轻握着一支血样管，这代表着健康诊断中至关重要的一步，凸显了在现代医疗环境中实验室血液检测的重要意义。

ID:494255868 科学涂鸦矢量图标集。绘图草图插画手绘线条 eps10

ID:141334286 手绘化学公式 科学知识教育

AIGCID:1685274129 Animated female doctor character wearing lab coat with stethoscope pointing. Vector retro hand drawn illustration

仅商用ID:zt1478101 卡通手绘戴口罩医生做研究插画

AIGCID:1537371116 Medical Laboratory Technician Holding Blood Sample Test Tube

AIGCID:1698286320 Collection of six hand drawn laboratory glassware icons isolated on white background

AIGCID:1519260900 Hands writing in lab

ID:1615450078 Hand drawn science and school supplies border with doodle style lab equipment, math formulas, and stationery , perfect for educational banners, promo, worksheets, classroom posters.Vector illustration

AIGCID:1657842645 Mixing holiday potions in a cheerful lab with festive decor and scientific flair

AIGCID:1627499079 Young girl wearing a jacket with a plant in her pocket, standing confidently with hands in pockets, against a plain white background. Girl scientist in a lab coat, laboratory setting.

仅商用ID:zt1478099 卡通手绘戴口罩医生做研究插画

AIGCID:1585940370 手绘化学实验室设备，包含复古科学玻璃器皿和分子式

ID:1540340516 一只戴着手套的手正小心翼翼地从试管中采集血液，旁边摆放着一台显微镜，展示了进行实验室血液检测以用于健康分析的复杂过程。

AIGCID:1658847139 Hand drawn science doodles set: chemistry and biology lab equipment

AIGCID:1691534695 Sketch of a Labrador Retriever dog head with collar on transparent background. Vector hand drawn illustration

AIGCID:1556668724 无缝手绘生物技术矢量插图，以详细的DNA分子、细胞、实验室设备、显微镜为特色，适用于研究、科学教育、生物学、医学背景（白色）

ID:1662895001 Continuous one line drawing of scientist taking notes in lab coat, symbolizing research, innovation, and scientific discovery, single line art

AIGCID:1657648054 Illustration of two hands holding droppers dispensing liquid into a multi well plate in a lab setting

AIGCID:1663156661 Science doodle hand drawn elements on school blackboard

AIGCID:1336595517 A gloved hand draws water from a river into a test tube for analysis

ID:1561575365 DNA double helix illustration representing genetics and biotechnology, chemicals design in black brush stroke texture isolated on white. Hand drawn vector sketch illustration in vintage charcoal ink.

AIGCID:1398215410 分子模型的精细手绘，详细的科学插画

仅商用ID:zt1478808 卡通手绘医生诊断老年人病人插画

AIGCID:1614354449 创业工程实验室概念，在黑暗环境中手绘数字电路设计，展现创新与科技

AIGCID:1510612029 教育图标集

AIGCID:1650787423 A hand in a suit draws a complex flow chart of chemical processes using chalk

AIGCID:1665351134 实验室科学图标：用于化学和研究的手绘涂鸦集

AIGCID:1718556923 Deserted Lab Icons. Hand-drawn doodle illustration Deserted lab remnants [broken beaker, cracked monitor, flask, test tube, gear, coil, keyboard, valve,

ID:1587459357 Set of hand drawn chemistry and science vector illustration

仅商用ID:zt1478258 卡通手绘戴口罩医生研究病毒疫苗样本插画

AIGCID:1460645243 烧杯和锥形瓶素描雕刻黑白轮廓。仿刮板画效果。以复古线条艺术风格绘制在白色背景上。

AIGCID:1600249758 手绘可爱风涂鸦风格的孤立科学家形象，有实验室工作服、围裙、安全护目镜、移液器架、显微镜载玻片、袖珍计算器等

AIGCID:1651610670 Scientist in lab coat holding a large clock with hands pointing to one o clock in a minimalist drawing

AIGCID:1666457607 桌上放着咖啡杯，双手在笔记本上写笔记的逼真特写

AIGCID:1586204272 复古科学显微镜草图，含详细部件。手绘矢量插画

AIGCID:1557944714 戴着手套的手拿着移液器悬于培养皿上方

ID:1668362759 Science doodle hand drawn elements on school green blackboard chalk sketch drawing. Chemistry calculations formula lab flasks, idea set.

AIGCID:1510605544 Hand-Drawn Lab Icons

仅商用ID:zt1478102 卡通手绘戴口罩医生做研究插画

ID:1701444969 Laboratory Glass Test Tubes hand drawing icon for web and graphic design

AIGCID:1663155441 Science doodle hand drawn elements on school blackboard

AIGCID:1461810363 Architecture Man drawing on architectural Creative project business architecture building construction Industrial engineering Achievement Planning Design

AIGCID:1564537699 Hand drawn illustration of excavator construction machine with tracked wheels and detailed shovel arm

AIGCID:1695077914 Kids Science Doodle Icons. Kids science activities doodle icon set: hand drawn icons of volcano model, lab goggles, science book,

ID:1497821398 Hand drawn cute illustration of microscope. Flat vector laboratory research doodle. Education or study. Health care analysis sticker, icon. Microbiology examination or diagnostic. Isolated.

仅商用ID:zt1478246 卡通手绘戴口罩医护人员手持化学瓶子插画

AIGCID:1618541130 Chemistry doodle icon set with hand-drawn flasks, test tubes, and lab science equipment in sketch style

ID:1453531281 Gloves icon. Vector outline illustration. vector logo template

ID:1564526869 A hand drawn style icon showing lab freezer

AIGCID:1718537549 Deserted Lab Icons. Hand-drawn doodle illustration Deserted lab remnants [broken beaker, cracked monitor, flask, test tube, gear, coil, keyboard, valve,

ID:1437691572 colorful cars set. Cute icons collection hand drawn doodle style for design of children kids room, clothes, fabric

AIGCID:1566391607 A detailed hand-drawn illustration of lab glassware. Ideal for cosmetic R&D, skincare formulation, quality testing, and vintage science-themed design.

仅商用ID:zt1478256 卡通手绘戴口罩医生研究病毒疫苗样本插画