Drueckelement
测压体
🗣️ 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。
A life without a purpose is a ship without a rudder.
人生无目的，犹如船失去了舵。
Check your answers with mine.
把你的答案跟我的核对一下。