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图片 · “环境”

95 个结果

Firewood stack. isolated object, transparent background

Firewood stack. isolated object, transparent background

森林与树林

Colorful caterpillar on milkweed leaf isolated on transparent background

Colorful caterpillar on milkweed leaf isolated on transparent background

野生动物

Atlantic bluefin tuna isolated on transparent background

食品与饮料

Atlantic bluefin tuna isolated on transparent background

生食

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

Desert sand dunes landscape on transparent sky background

Desert sand dunes landscape on transparent sky background

自然

Anatomy of Chlamydomonas

Anatomy of Chlamydomonas

微生物学

a full-body giraffe, side view, standing tall, isolated on a pure white seamless transparent backgro

a full-body giraffe, side view, standing tall, isolated on a pure white seamless transparent backgro

野生动物

black and white photograph of a leopard in a playful on transparent background

black and white photograph of a leopard in a playful on transparent background

野生动物

a piece of sandalwood, isolated on white background, front view

a piece of sandalwood, isolated on white background, front view

森林与树林

a photorealistic moose with antlered, standing, side view, looking directly at the camera, full body

a photorealistic moose with antlered, standing, side view, looking directly at the camera, full body

野生动物

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 old rusty metal barrel on a white background Cutout

an old rusty metal barrel on a white background Cutout

重工业

An isolated oil pumpjack extracting crude oil from the ground, set against a black coal backdrop. En

An isolated oil pumpjack extracting crude oil from the ground, set against a black coal backdrop. En

重工业

Aloe Vera in flowerpot isolated on white background

植物与花卉

Aloe Vera in flowerpot isolated on white background

植物

A vine growing up one side of an image against an all white background

植物与花卉

A vine growing up one side of an image against an all white background

植物

A close-up of two hands exchanging an ID card on transparent background

A close-up of two hands exchanging an ID card on transparent background

营销与商品陈列

nostoc vector eps

nostoc vector eps

微生物学

Giardia vector eps

Giardia vector eps

微生物学

Vibrant bok choy plant growing in soil isolated on transparent background

植物与花卉

Vibrant bok choy plant growing in soil isolated on transparent background

植物

Fresh Red and Yellow Apples on Branch with Green Leaves

食品与饮料

Fresh Red and Yellow Apples on Branch with Green Leaves

健康食品

nucleosome structure

nucleosome structure

生物学

Nucleosome vector eps

Nucleosome vector eps

生物学

simple photovoltaic cell

simple photovoltaic cell

物理学

Cyanobacteria Vector Images: Royalty-Free Microalgae & Blue-Green Algae Vectors

Cyanobacteria Vector Images: Royalty-Free Microalgae & Blue-Green Algae Vectors

微生物学

Vibrant Green Wild Grape Vine Leaves Isolated

植物与花卉

Vibrant Green Wild Grape Vine Leaves Isolated

植物

Young leafy green plants growing in a wooden planter box

植物与花卉

Young leafy green plants growing in a wooden planter box

植物

a koala, full body visible, climbing on a tree branch with its sharp claws, fluffy gray fur with det

a koala, full body visible, climbing on a tree branch with its sharp claws, fluffy gray fur with det

野生动物

A simple Mariposa Lily flower reveals its shape and color on a white background

植物与花卉

A simple Mariposa Lily flower reveals its shape and color on a white background

花卉

a powerful blue wave crashing against a white background. with splashes of water

a powerful blue wave crashing against a white background. with splashes of water

海洋与海滩

High-resolution stock photo of a clear reusable plastic water flask filled with light-green tea, fea

食品与饮料

High-resolution stock photo of a clear reusable plastic water flask filled with light-green tea, fea

饮料

A deep red tulip covered in dew droplets with warm bokeh lighting. Premium botanical image ideal for

植物与花卉

A deep red tulip covered in dew droplets with warm bokeh lighting. Premium botanical image ideal for

花卉

Download scalable Anabaena cyanobacteria vector graphics and illustrations. Ideal for microbiology,

Download scalable Anabaena cyanobacteria vector graphics and illustrations. Ideal for microbiology,

生物学

A green, grassy field with trees

A green, grassy field with trees

自然

Hornless Deer on White Background – Studio Shot of Female Deer Isolated on White

Hornless Deer on White Background – Studio Shot of Female Deer Isolated on White

野生动物

Bright yellow sunflowers in full bloom, cut out isolated

植物与花卉

Bright yellow sunflowers in full bloom, cut out isolated

花卉

cotton mesh bag filled with fresh vegetables in white background

食品与饮料

cotton mesh bag filled with fresh vegetables in white background

健康食品

Autumn vine branch with red leaves illustration isolated on moss covered tree branch

植物与花卉

Autumn vine branch with red leaves illustration isolated on moss covered tree branch

植物

An isolated oil pumpjack extracting crude oil from the ground, set against a black coal backdrop

An isolated oil pumpjack extracting crude oil from the ground, set against a black coal backdrop

A green, grassy field with trees on the side, with a transparent background

A green, grassy field with trees on the side, with a transparent background

自然

spherical virus transparent background

spherical virus transparent background

生物学

Isolated realistic transparent iceberg floating in the clear water

Isolated realistic transparent iceberg floating in the clear water

海洋与海滩

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

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

现代建筑

Hand holding test tube filled with vibrant red liquid on transparent background

Hand holding test tube filled with vibrant red liquid on transparent background

实验

Dark purple orchid isolated on white background

植物与花卉

Dark purple orchid isolated on white background

花卉