n.耳机，头戴式受话器

I misplaced my headphones again; I can never seem to keep track of them.
我又把耳机弄丢了，我似乎总是记不住它们的位置。
She put on her noise-cancelling headphones to block out the chatter during her morning commute.
她戴上降噪耳机，以屏蔽早晨通勤时周围的闲聊声。
The headphones he bought came with a built-in microphone for hands-free calls.
他买的那副耳机配有内置麦克风，方便进行免提通话。
He removed his headphones and turned down the music when his boss entered the room.
当老板走进房间时，他取下耳机并调低了音乐音量。
The airline provided complimentary headphones for passengers to enjoy the in-flight entertainment.
航空公司为乘客提供了免费耳机，以便欣赏机上娱乐节目。
My wireless headphones have a long battery life, so I don't need to recharge them frequently.
我的无线耳机电池续航时间长，所以我无需频繁充电。
His headphones were so loud that people several feet away could hear the music leaking out.
他的耳机音量太大了，以至于几英尺外的人都能听到漏出的音乐声。
The athlete wore Bluetooth headphones during her workout, allowing her to move freely without any wires getting in the way.
运动员在锻炼时佩戴了蓝牙耳机，让她可以自由活动，无需担心线缆碍事。
I prefer over-ear headphones because they provide better sound isolation than earbuds.
我喜欢头戴式耳机，因为它们比耳塞式耳机能提供更好的隔音效果。
Make sure you pack your headphones in your carry-on luggage, just in case your checked bag gets lost.
确保将耳机放在手提行李中，以防托运行李丢失。