Valvotomy
瓣膜切开术
🗣️ 情景例句
I need to post a letter.
我得去寄封信。
I'm afraid you will be disappointed.
我怕你会失望。
'Would a later train get you to work on time?' asked the inspector.
“晚一点儿的车也能送您按时上班吗？”