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259 个结果

2D depiction of a liposome nanoparticle featuring a nucleus, isolated

2D depiction of a liposome nanoparticle featuring a nucleus, isolated

微生物学

High-Quality Stock Images & Transparent PNGs, WebP, JPG

食品与饮料

High-Quality Stock Images & Transparent PNGs, WebP, JPG

健康食品

Cross Section of Creamy White Cheese with Brown Rind PNG

食品与饮料

Cross Section of Creamy White Cheese with Brown Rind PNG

健康食品

Weathered Wooden Pallet Isolated on White & Transparent Background | Design Texture PNG & Stock Imag

Weathered Wooden Pallet Isolated on White & Transparent Background | Design Texture PNG & Stock Imag

重工业

Red heart-shaped tag with a ribbon on a plain transparent background

Red heart-shaped tag with a ribbon on a plain transparent background

图形元素

Porchetta on transparent background

食品与饮料

Porchetta on transparent background

健康食品

Pollo a la brasa on transparent background

食品与饮料

Pollo a la brasa on transparent background

健康食品

One piece of bacon-wrapped sausage on a stick, isolated on a white background, ultra-realistic photo

食品与饮料

One piece of bacon-wrapped sausage on a stick, isolated on a white background, ultra-realistic photo

不健康食品

Minimalist Kraft Gift Box with Twine Top View Cutout

Minimalist Kraft Gift Box with Twine Top View Cutout

营销与商品陈列

Close-up of Pure Yellow Gelatin Softgel Capsule Isolated on Transparent Background

Close-up of Pure Yellow Gelatin Softgel Capsule Isolated on Transparent Background

smoked meat against a white background

食品与饮料

smoked meat against a white background

健康食品

artistic representation of smoked meat against a transparent background

食品与饮料

artistic representation of smoked meat against a transparent background

健康食品

a hormonal cell in transparent background

a hormonal cell in transparent background

生物学

Minimalist wooden wall clock with natural finish and simple design

Minimalist wooden wall clock with natural finish and simple design

小工具

microscopic view of chlorella vulgaris

microscopic view of chlorella vulgaris

微生物学

Mariana Trench Isolated on transparent Background

Mariana Trench Isolated on transparent Background

海洋与海滩

circular arrangement of vibrant green clover leaves

植物与花卉

circular arrangement of vibrant green clover leaves

花卉

group of mitochondria

group of mitochondria

生物学

Grilled meat skewers isolated

食品与饮料

Grilled meat skewers isolated

不健康食品

Fluorescent luminescent cell transparent background

Fluorescent luminescent cell transparent background

生物学

green moss lawn on a transparent background

green moss lawn on a transparent background

自然

Extreme Close-Up of a Mosquito Isolated on Transparent Background

Extreme Close-Up of a Mosquito Isolated on Transparent Background

昆虫

Ficus Lyrata or Fiddle leaf fig grown in a black pot

植物与花卉

Ficus Lyrata or Fiddle leaf fig grown in a black pot

植物

Elegant wooden window with sheer curtains at home isolated on white background

Elegant wooden window with sheer curtains at home isolated on white background

现代建筑

Colorful liquids in test tubes

Colorful liquids in test tubes

化学

Colorful caterpillar on milkweed leaf isolated on transparent background

Colorful caterpillar on milkweed leaf isolated on transparent background

野生动物

vertical tree branch with a distinct horizontal extension at the end small clusters of fresh leaves

植物与花卉

vertical tree branch with a distinct horizontal extension at the end small clusters of fresh leaves

植物

A single cancer cell with roots

A single cancer cell with roots

微生物学

3d green virus

3d green virus

微生物学

A futuristic robotic hand reaching out to touch a human finger

A futuristic robotic hand reaching out to touch a human finger

编程与 AI

a hormonal cell in transparent background

a hormonal cell in transparent background

生物学

Grilled Bone-In Ribeye transparent png

食品与饮料

Grilled Bone-In Ribeye transparent png

健康食品

T Cell vector illustration

T Cell vector illustration

生物学

Ribosome classification

Ribosome classification

生物学

photoreceptor cells vector diagram

photoreceptor cells vector diagram

生物学

Chromosome Classification

Chromosome Classification

生物学

Lysosome

Lysosome

生物学

Anatomy of Amoeba cell

Anatomy of Amoeba cell

微生物学

Anatomy of Chlamydomonas

Anatomy of Chlamydomonas

微生物学

Chlamydomonas vector eps

Chlamydomonas vector eps

微生物学

Advertising photo of a Piadina folded in half seen from above with bresaola, Parmigiano Reggiano cre

食品与饮料

Advertising photo of a Piadina folded in half seen from above with bresaola, Parmigiano Reggiano cre

健康食品

a miniature. stylized planet featuring a small town with winding roads. houses. trees. and wind turb

a miniature. stylized planet featuring a small town with winding roads. houses. trees. and wind turb

现代建筑

Asphalt road work planning concept. A cracked surface with vibrant green grass emerging on transpare

Asphalt road work planning concept. A cracked surface with vibrant green grass emerging on transpare

历史建筑

an open window without weathered wooden shutters. isolated on a white background

an open window without weathered wooden shutters. isolated on a white background

历史建筑

Andouillettes on wooden board on white background top view

食品与饮料

Andouillettes on wooden board on white background top view

不健康食品

Aged cheese wedge with grated topping isolated on white background

食品与饮料

Aged cheese wedge with grated topping isolated on white background

健康食品

A real photo of a hand with a light blue glove holding a tube of EDTA containing red liquid

A real photo of a hand with a light blue glove holding a tube of EDTA containing red liquid

医学检测

a blank protest sign attached to a wooden pole, on a white background

a blank protest sign attached to a wooden pole, on a white background

图形元素

Detailed Vector Diagram of Nucleosome Anatomy and Chromatin Structure

Detailed Vector Diagram of Nucleosome Anatomy and Chromatin Structure

微生物学

Structure of chromatin

Structure of chromatin

生物学

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