Stasium
静水池塘植物群落
🗣️ 情景例句
I'm not really sure.
我不是太有把握。
Happy landing.
祝您早安 注：是送行者向上飞机的人说的告别语。
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。