对不起，我知道这是一个有点长茸毛的问题，但我是一个离开水的鱼来了！
Sorry, I know it's a bit of a long wooly question but I'm a fish out of water here!
如果捕食者来了，40条鱼成为午餐的可能性比10条鱼小。
If a predator comes, a fish in a group of 40 is less possible to become lunch than a fish in a group of 10.
小河冻起来了，你可以看见冻在冰里的鱼。
The stream has frozen up; you can see the fish trapped in the ice.
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