v.咯咯地笑

n.咯咯笑；趣事

Stop giggling, children; this is a serious matter. 孩子們，別傻笑了，這是嚴(yán)肅的事情。

The children couldn't stop giggling at the teacher's high-pitched voice. 教師的嗓音很高，孩子們都不禁咯咯地笑起來(lái)。

There was a giggle from the back of the class. 從教室后面?zhèn)鱽?lái)咯咯的笑聲。

What a giggle! 多有意思的玩意兒！

Today's lesson was a bit of a giggle. 今天的課真有趣。