quiet as a mouse
成語所屬單字quiet
quiet as a mouse — 慣用語
1. making almost no sound at all, especially in order not to be noticed
1.慣用語
釋義
非常安靜；不出一點聲響
making almost no sound at all, especially in order not to be noticed
例句
The children were quiet as a mouse while their father took a nap on the sofa.