mouthpiece，英语单词，主要用作名词，作名词时译为“喉舌；代言人；送话口”。

柯林斯英汉双解大词典

mouthpiece /ˈmaʊθˌpiːs/ ( mouthpieces )

1.N-COUNT The mouthpiece of a telephone is the part that you speak into. (电话的) 话筒

2.N-COUNT The mouthpiece of a musical instrument or other device is the part that you put into your mouth. (乐器的) 吹口; (器具的) 衔口

3.N-COUNT The mouthpiece of an organization or person is someone who informs other people of the opinions and policies of that organization or person. 代言人

Mouthpiece assemblies 口罩组件

government mouthpiece 政府传声筒

mouthpiece function 喉舌功能

divergent mouthpiece 扩张管嘴

cigar mouthpiece 雪茄烟嘴

rubber mouthpiece 橡皮牙垫