political mouthpiece 政治传声筒
act as a mouthpiece 作为代言人
instrument mouthpiece 乐器吹嘴
1. The newspaper is often used as a mouthpiece for the regime.
该报纸经常被用作该政权的传声筒。
2. You should clean the mouthpiece of your trumpet every time you play.
每次演奏后你都应该清洁小号的吹嘴。
3. He was criticized for being a mouthpiece for the corporation.
他因充当该公司的代言人而受到批评。
A: Is that news outlet a mouthpiece for the government?
A：那个新闻机构是政府的传声筒吗？
B: No, they are known for their independent reporting.
B：不，他们以独立报道著称。
1) 代言人或传声筒（替某人表达观点的人或媒介）
2) 吹嘴（乐器的组成部分）
3) 扩音器
1. 代言人，传声筒
e.g.
The media acted as a mouthpiece for the president.
媒体充当了总统的传声筒。
2. 吹嘴
e.g.
Clean the mouthpiece of your saxophone.
清洁你萨克斯管的吹嘴。
noun
1. A person or organization that expresses the opinions of another person or group.
2. The part of a musical instrument that you blow into.
Synonym: spokesperson, representative, agent