Speaking-tube
n. 房间与房间之间的通话管（等于speaking trumpet）
🧩 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
No harm done.
没什么。
To roar
吠叫
Admittedly it was an unusual pie dish, for it was eighteen feet long and six feet wide.
这个馅饼盘子确实少见，有18英尺长，6英尺宽。