They lay eggs that incubate through the winter.
它们产下卵，要孵化整个冬天。
它们下蛋——很大的蛋。
Fishes are caught when they are on the way upstream to lay eggs.
鱼群在前往上游产卵的途中被捕获。
All the male penguins will build nests if the female penguins lay eggs.
如果雌性企鹅下蛋，所有的雄性企鹅都会筑巢。
They lay eggs along the way and die.
它们途中产卵，然后死去。
"I lay eggs, " clucked the hen.
母鸡咯咯：“我会下蛋。”
These hens lay eggs every day.
这些鸡每天下蛋。
这些鸡每天都下蛋。
丑小鸭不会生蛋。
Both animals lay eggs, as birds do.
这两种动物都像鸟一样，要产卵。
Birds, fishes, and insects lay eggs.
鸟下蛋，鱼和昆虫产卵。
And real rabbits certainly don't lay eggs.
而且真的兔子都不会生蛋。
鸟都下蛋。
它们会下蛋。
Is a hen who seldom lay eggs a good layer?
不常下蛋的鸡是好蛋鸡吗？
他们下蛋吗？
Many chickens lay eggs on this chicken farm.
这个养鸡场每天都有很多鸡下蛋。
鱼产卵。
The female butterfly and moth lay eggs on leaves.
雌性蝴蝶和飞蛾在树叶上产卵。
Even then, they only lay eggs about every five years.
即便性成熟了，它们也是每隔五年才产卵一次。
Mammals don't lay eggs. They give birth to live babies.
哺乳动物繁衍后代时不是卵生，而是胎生。
In spring, it returns to the fresh water stream to lay eggs.
春天它回到淡水的小溪里产卵。
Of course not, if lizards were mammals they would not lay eggs.
当然不是，如果蜥蜴是哺乳类动物牠们就不会下蛋。
Seriously , though. I thought hens are one of the best animals . why ? Because they can lay eggs.
言归正传，我认为母鸡是最好的动物之一。为什么？因为它会下蛋。
Unfortunately, the real world is rife with exceptions and edge cases - duck-billed platypuses are furry and lay eggs.
不幸的是，真实的世界总是充满了例外和极端情况—鸭嘴兽既有皮毛，又通过产卵繁殖后代。
Ichthyosaurs also resembled cetaceans in another way: unlike most living reptiles, which lay eggs, they gave birth to live young.
鱼龙和鲸类的另一点相似在于：不像其他目前存活的卵生爬行类，他们胎生生下后代。
Ichthyosaurs also resembled cetaceans in another way: unlike most living reptiles, which lay eggs, they gave birth to live young.
鱼龙和鲸类的另一点相似在于：不像其他目前存活的卵生爬行类，他们胎生生下后代。
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