Picnometer
n. 比重瓶
🗣️ 情景例句
The news was announced to the public on TV.
这则消息经由电视向大众宣布。
Never offer to teach fish to swim.
切莫教鱼游泳。
Reporters kept pressing for interviews so lawyers had to be employed to act as spokesmen for the family at press conferences.
由于记者纷纷要求会见，他们不得不请了律师充当他们家的发言人举行记者招待会。