Dilator
n. 详述者, 扩张器, 扩张肌\\n[医] 扩张器, 扩张肌, 开大肌
🗣️ 情景例句
How soon will my mail be received by the other end?
我的信件多快能被对方收到？
They have been much too irresponsible for their high position.
他们虽身居要位，未免太缺乏责任感了。
I've been here for about two years. I've been here since 1993.
我到这儿大约有两年时间了。我自1993年就到这儿学习。