Seccam
赛康姆型胶轮驱动运输系统
🗣️ 情景例句
and I'll think of a surprise.
我来想出一个惊喜。
We can't stop it.
我们不能阻止它。
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，