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
Front... knees up, knees up.
前踢， 膝盖抬高。
Children enter school at the age of five,don't they?
孩子们在5岁时入学吗？
Now have one of these. It has nuts in it.
现在吃个这种的。里面放有果仁。