be good at

[bi: gud æt]

擅长于

例句与用法：

The soldier was good at playing fife.

这名士兵善于吹笛子。

I used to be good at cricket, but now I'm out of practice.

我板球曾打得很好，可惜现在已生疏了。

详细释义：

ph.

擅长于