Argillite
n. 厚层泥岩, 泥质板岩\\n[机] 厚层泥岩, 泥板岩
🗣️ 情景例句
And while you're here,
趁你现在在这，
All things are easy that are done willingly.
做事乐意，诸事容易。
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。