▲be clever at指擅于做某事（at后接擅长做的事情）：

He is very clever at physics. 他很擅长物理。

He was clever at making excuses. 他善于找借口。

Heidi’s quite clever at spotting a bargain. 海迪很会淘宜货。

▲be clever with 指擅于运用某事物（with后接工具类名词）：

She is clever with the needle. 她很会做针线活。

George is clever with his pen. 乔治很会写写文章。

Both Grandma and Mother were clever with their hands. 外婆和妈妈手都很巧。