Fishing is good at high water.
高水位有利于钓鱼。
She's not very good at putting her views across.
她不大善于表达自己的观点。
I'm not very good at saving.
我不大攒得住钱。
I've never been very good at cards.
我打牌的`技术向来不高。
Are you any good at map reading?
你会看地图吗？
He wasn't any good at French.
他的法语糟透了。