Eolipyle
烧灼酒精灯
🗣️ 情景例句
You mean you never do anything yourself?
你意思是你自己不做任何事？
Clothes make the man.
人要衣装，佛要金装。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。