Duramatral
[医] 硬脑(脊)膜的
🗣️ 情景例句
She can't sit around and do nothing.
她总不能闲坐着无所事事呀。
The failure drove him hito despair.
这次失败使他绝望。
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。