Both fish and tadpoles have gills.
鱼和蝌蚪都有鳃。
You won't ever find feathers on a mammal or gills on a primate.
你在哺乳动物身上找不到羽毛，在灵长类动物身上找不到腮。
The gills of fishes are analogous to the lungs in terrestrial animals.
鱼类的鳃与陆上动物的肺类似。
Because they are always swimming, tunas simply have to open their mouths, and water is forced in and over their gills.
因为它们总是在游泳，所以金枪鱼只需要张开嘴巴，水就会被强行灌进它们的鳃里。
Indeed, the world's 37 species of seahorse are fish, breathing through gills and using a swim bladder to control their buoyancy.
事实上，世界上有37种海马是鱼，它们通过鳃呼吸，用鱼鳔来控制浮力。
They do, however, still breathe air, having never developed anything equivalent to the gills of their earlier marine incarnation.
然而，他们虽然仍呼吸着空气，却从未进化出类似于腮这种早期海洋生物的器官。
They use their special organ (器官) called gills (腮) for breathing.
他们用叫做腮的特殊器官来呼吸。
While the swimmer's movements may be smooth and fluid, people have neither fins to stay afloat or generate speed, nor gills to deal with going under.
虽然游泳者的动作可能是平稳和流畅的，但人们既没有鳍来保持漂浮或产生速度，也没有鳃用于在水下呼吸。
Fish have gills instead of lungs.
鱼用鳃来代替肺。
The vulnerable spots are the eyes, gills and snout.
它脆弱的地方是眼睛，腮和口鼻部。
Being "green around the gills" is looking pale and sickly.
“满鳃发绿(greenaroundthe gills)”表示面色苍白，体弱多病。
The spores are produced on small teeth or lamellae rather than gills.
孢子都是由子实体的小齿或小孔中产生而不是在菌褶上产生。
European cave-dwelling aquatic salamander with permanent external gills.
长有永久性外部鳃的欧洲穴居水栖蝾螈。
European cave - dwelling aquatic salamander with permanent external gills.
长有永久性外部鳃的欧洲穴居水栖蝾螈。
When he saw a black shadow in the moon light, he was green about the gills.
他在月光下看到一个黑影，吓得脸色发白。
Infected fish may be lethargic and show areas of bleeding in the gills and skin.
受感染的鱼可能是疲乏和显示领域的出血，在鳃和皮肤。
Solomon Gills is in the act of seeing what time it is by the unimpeachable chronometer.
所罗门·吉尔斯那时正在看他那只完美无缺的精密计时表，看看是什么时候了。
The boy and his father looked at the handsome fish, gills playing back and forth in the moonlight.
男孩和他父亲看着这条漂亮的鱼，鱼鳃在月光下一张一翕。
The boy and his father looked at the handsome fish, gills playing back and forth in the moonlight.
男孩和他父亲看着这条漂亮的鱼，它的鱼鳃在月光下一张一翕。
When underwater, the animals pushed water past their gills while simultaneously pushing the glottis down.
当处于水下时，动物会把水推入到腮里，同时也把声门关闭了。
They have one main heart, called the systemic heart, and two smaller hearts located near their gills.
它们有一个主心脏叫系统心脏，还有两个心脏要小点且位于腮附近。
He said that he had just seen a ghost, and he looked so white in the gills that I almost believed him.
他说他刚才看见一个鬼，而且他的脸吓得苍白，所以我也几乎相信他了。
Vitamin gills should be labeled with warnings that they are no substitute for a healthy diet in Europe.
在欧洲，维生素药片必须注明其不可取代健康饮食。
They were fresh and hard and he laid them side by side and dropped the guts and the gills over the stern.
它们还很新鲜、坚实，他把它们并排放下，把内脏和鱼鳃从船梢扔进水中。
Though they can breathe water, they find it somewhat uncomfortable, and use organic gills whenever possible.
他们虽然可以在水中呼吸，但发现这并不怎么舒适，在任何可能的时候就会改用鳃。
For example, certain amphibians retain fishlike gills even when fully mature and past their water-inhabiting period.
如某些两栖动物即使在完全成熟并已经度过水中生活的时期后仍然保留有鳃。
For example, certain amphibians retain fishlike gills even when fully mature and past their water-inhabiting period.
如某些两栖动物即使在完全成熟并已经度过水中生活的时期后仍然保留有鳃。
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