To drink like a fish - to drink heavily.

像鱼一样能喝——海量。

I used to drink like a fish and get drunk all the time。

我以前酒喝得很猛而且每次都喝醉。

I used to drink like a fish and get drunk all the time.

我以前喝酒很猛，而且每次都喝醉。

Host: What about you, James? I know you drink like a fish.

主人：你呢，詹姆斯？我知道你酒量很大的。

My father used to drink like a fish, but now he drinks very little to keep healthy.

我爸爸以前经常喝酒，但现在他为了健康，很少喝酒了。

The little girl said, "My Daddy said you drink like a fish and I don't want to miss it!"

小女孩说：“爸爸说你象牛饮，我可不想错过看到！”

He claims that is was the loss of his wife that drove him to drink, but believe me, he was drinking like a fish long before that.

他说失去妻子使他开始喝起酒来。但你相信我说的，他早在那以前就饮酒成性了。