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
You do?
真的知道？
A dog will not howl if you beat him with a bone.
骨头打狗狗不叫。
This is No. 1 Machine Shop. Keep together, please! said Uncle Wang.
“这就是第一机械车间。 请大家靠拢点！”王大叔说。