Acumeter
听力计, 听力测验器
🗣️ 情景例句
A vice-presidency
副总裁
He who makes himself a dove is eaten by the hawk.
弱肉强食。
I've been working so hard recently that I haven't had any time for collecting new stamps.
最近我的学习一直很紧张，没有时间收集新邮票。