Vallum
n. 壁垒, 垒墙\\n[医] 冈, 廓
🗣️ 情景例句
The bank canceled his loan and took back his car.
银行取消了他的贷款并收回了他的车。
A true jest is no jest.
真正的笑话不是笑话。
If we could actually see the path described by a particle,such as a sand grain in the rock,
假如我们真能看到的运动轨迹，诸如岩石中一个沙粒分子