母鸡唤小鸡时，发出咯咯的叫声。
有些女孩子努力要保持端庄，但还是发出了尴尬的尖叫声，其中还夹杂着咯咯的笑声。
There were shrieks of embarrassment, mingled with giggles, from some of the girls as they struggled to protect their modesty.
乌鸦听了甜言蜜语很高兴，一想到自己的叫声会使狐狸大吃一惊，就咯咯地笑起来，张开了嘴。
The crow, pleased with the flattery, and chuckling to think how she would surprise the fox with her caw, opened her mouth.
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