The only giveaway was a fan that quietly hummed when watching netflix ( nflx ) or hulu .

唯一的缺点是，在登陆网飞（Netflix）或Hulu观看视频时，笔记本的风扇会发出轻微的响声。

The mother hummed her baby to sleep .

母亲哼着歌让婴儿入睡。

A bee hummed around flowers .

一只蜜蜂围着花朵嗡嗡作响。

She hummed as she worked .

她在工作时轻轻哼唱。

The streets hummed with tourists .

大街上游客一片忙碌。