Sourdine
n. 噪音抑制器, 弱音器
✅ 同义词
🗣️ 情景例句
A large number of American radio stations operate in the red.
许多美国电台亏损经营。
Please sign a copy of our Sales Contract No.156 enclosed here in duplicate and return to us for our file.
请会签第156号销售合同一式两份中的一份，将它寄回我方存档。
Ever since, people have had difficulty in deciding whether the craft should be ranged among ships,
自那以后，人们很难决定是否应该将这种运载工具列为轮船、