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。
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，这些庞然大物确实是鲨鱼。它们通过鳃呼吸，就像鱼一样。
The behemoths are indeed sharks. They breathe through gills, like fish.
事实上，这些庞然大物确实是鲨鱼。它们通过鳃呼吸，就像鱼一样。
The behemoths are indeed sharks. They breathe through gills, like fish.
在水中它们像其他鱼一样用鳃呼吸。
鱼类有通过鳃呼吸的特殊方法。
鱼类有通过鳃呼吸的特殊方法。
一般是经由鳃呼吸。大部分硬骨鱼有鳔，这是源于消化管的憩室，司控制浮力或为辅助呼吸器官。
Fish generally respire through gills. most bony fish es have a swim bladder a gas-filled organ used to adjust swimming depth.
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。
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.
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。
Though they can breathe water, they find it somewhat uncomfortable, and use organic gills whenever possible.
他们通过肺呼吸而不是用鳃； 直接分娩幼仔。
They breathe through lungs, not through gills, and give birth to live young.
攀鲈：一种淡水鱼（攀鲈攀鲈属），生长于亚洲的热带地区，有可呼吸空气的变化鳃及适于在陆地行走的胸鳍。
A freshwater fish (Anabas testudineus) of tropical Asia, having modified gills allowing it to breathe air and pectoral fins adapted for traveling on land.
鳃是鱼类用来呼吸的器官。
人吃了之后，会长出可以在水下呼吸的鳃，而且手和脚也会长出用来游泳的蹼。
When eaten, gives a person gills to breathe underwater and gives them webbed hands and feet for swimming.
鳃上器是某些鱼类所特有的辅助性呼吸器官。
随着时间的推移，鳃部粘液开始异常分泌，病原体侵袭上皮细胞，不久鱼就会因呼吸困难而死亡。
As time goes on, gills mucus began to secret abnormally; epithelial cells, pathogens, and soon the fish will die due to breathing difficulties.
在深圳湾牡蛎养殖场，以瓦勃氏呼吸仪对牡蛎离体鳃组织进行了耗氧量的测定。
Warburg type manometer was used to measure the oxygen consumption of the gill tissue separated from the bodies of oysters taken from the Oyster Farm in Shenzhen Bay.
它们用肺呼吸，而不是鳃，属于胎生。
They breathe through lungs, not through gills, and give birth to live young.
它们用肺呼吸，而不是鳃，属于胎生。
They breathe through lungs, not through gills, and give birth to live young.
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