Caliectasis
[医] 肾盏扩张
🗣️ 情景例句
You have been working on this for some time, Richard.
你从事这工作已有一段时间了， Richard。
Air China has a flight leaving at 9:25.
中国航空公司有一班飞机，9点28分起飞。
Winter is a cold season.
冬天是一个，寒冷的季节。