Pgs
abbr. predicted ground speed 预测地面速度
🗣️ 情景例句
so that we can record our thoughts about the trip.
以便我们能录下旅行中的感想。
For here or to go?
在这儿吃还是带走？
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。