Valvotomy
瓣膜切开术
🗣️ 情景例句
They're so thoughtful.
他们真周到。
I paid another two dollars for my laundry this morning.
今天早晨我付了剩下的两美元洗衣服。
Her mother died when she was eight years old.
她8岁时母亲就去世了。