Ecto-entad
[医] 由外向内
🧩 词语组成解析
adv. 向内, 向心
🗣️ 情景例句
John, what are you going to do?
约翰，你要干嘛？
I hope you get there on time.
我希望你准时到那里。
Oh, there's the conductor. Do you have your ticket?
啊，列车员来了。票在你那儿吗？