headphone

I always wear my noise-canceling headphones on long flights to block out the engine noise and sleep.

(Chinese) 在长途飞行中，我总是戴着降噪耳机，以隔绝引擎噪音并睡觉。

Plug your headphones into the laptop so that you don't disturb the other students in the library.

(Chinese) 把耳机插到笔记本电脑上，这样你就不会打扰图书馆里的其他学生了。