D-scope
[电] D镜
🧩 词语组成解析
🗣️ 情景例句
Is Robbie Stewart there?
Robbie Stewart在吗？
Your friend was here a week ago,wasn't he?
一个星期前，你的朋友曾在这里，是不是？
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。