Pneumophone
中耳压力计
🗣️ 情景例句
Don't let us keep you from your math tutoring, Robbie.
别让我们妨碍你的数学家教， Robbie。
Politeness costs nothing and gains everything.
礼貌不费分文而可赢得一切。
Does she like ice-cream?
她喜欢吃冰淇淋吗？