听筒的英文：
eartrumpet
headset
heaphone

He forgot to cradle the telephone receiver when he finished.
他打完电话忘记把听筒搁在支架上。

A rest for a billiard cue,telescope,telephone receiver
台球杆的搁架、望远镜的支架、电话听筒的托架

She replaced the receiver.
她将听筒放了回去。

Set a receiver to the ear
把(电话)听筒放到耳边

Replace the receiver,ie after telephoning
把听筒放回原处(打电话后).

She picked up the receiver and dialed the number.
"她拿起听筒,拨了号码。"

Volume Control Buttons-Adjusts speaker volume up or down.
音量控制键――控制听筒声音大小

Denton's voice made a funny, sliding sound in the phone
听筒里面丹顿的声音显得滑稽，飘忽。

Hearing the telephone ringing, he picked up the phone.
听到电话铃响，他拿起电话听筒。

Remember to replace the receiver when you have finished your call.
记住，打完电话后把听筒放好。

Headset Indicator LED-Provides a visual cue about headset status.
耳机显示灯LED――显示耳机状态

Multifunction Button-Controls multiple headset functions.
多功能键――控制耳机多种功能

If you're doing recording, invest in a good mic or headset.
如果你从事录音工作，请购买上好的麦克风和耳机。