n.嬉戏者；嘲弄者

He said he only did it for a lark. 他说他只是闹着玩的。

The lark's on the wing, the snail's on the horn. 云雀在空中飞翔，蜗牛伸出触角爬行。

I don't much like this queuing lark. 我可不太喜欢排队的事。

They stole the car for a lark, but now they're in trouble. 他们偷了汽车原以为好玩，现在可惹祸了。

"That sounds for all the world like a lark", she said in amazement. "听起来十分像百灵鸟", 她惊讶地说道。

A lark was singing high up in the sky. 一只云雀在高空中歌唱。