giggle

/ˈɡɪɡ(ə)l/
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If someone giggles, they laugh in a childlike way, because they are amused, nervous, or embarrassed. 咯咯地笑

verb [vt. 及物动词] 咯咯地笑,傻笑

Both girls began to giggle. 两个女孩都咯咯地笑起来。

noun [具体名词] 轻笑,傻笑;<非正式>有趣的人(或事),笑话;止不住的咯咯笑

She gave a little giggle. 她咯咯地笑了一下。

“咯咯” → 傻笑
giggle

vi. 傻笑;咯咯地笑

单词造句:
网友用 “Giggle” 造句精选
We only did it for a giggle. 我们做那件事只是开个玩笑而已。
"I beg your pardon?" she giggled. “对不起,你说什么?”她咯咯地笑着问。
She gave a nervous giggle. 她发出紧张的傻笑。
I was so nervous I got the giggles. 我紧张得咯咯笑个不止。