Rats had gnawed through several shipping boxes stored in the back of the warehouse.

老鼠把倉庫後方存放的好幾個貨運紙箱都啃穿了。

During the long budget meeting, Mark nervously gnawed on the end of his pen.

在冗長的預算會議中，馬克緊張地啃著筆的末端。

The hotel apologized after mice gnawed holes in a guest's luggage overnight.

老鼠一夜之間在房客的行李上咬出破洞，飯店因此道歉。