Speaking tube
n. 房间与房间之间的通话管
🧩 词语组成解析
speaking
['spi:kiŋ]
n. 说话;讲话;谈话;演讲;
adj. 演讲的;富于表情的;（肖像）栩栩如生的;雄辩的;
v. 讲，谈(speak的现在分词 );
🗣️ 情景例句
Come on, Richard.
过来， Richard。
What kind of look is that?
你那时什么脸？
The undulating waves of the open sea are generated by three natural causes:
海浪是由三个自然因素形成的：