Subways
n. 地下人行道( subway的复数形式 ); <美>地铁
🗣️ 情景例句
Just a moment, I'll ask him.
稍等，我问一下他。
Do you understand?
你明白了吗？
Our knowledge of the oceans a hundred years ago was confined to the two-dimensional shape of the sea surface and the hazards of navigation presented by the irregularities in depth of the shallow water close to the land.
100年前，我们只知道海洋是二维平面形的，以及靠近陆地浅水区的深浅不一能给航行带来危险。