🧩 词语组成解析
n. 催促者, 讨债者, 催债\\nv. 催讨\\na. 暗褐色的, 微暗的
🗣️ 情景例句
The smog in L.A. is caused by air pollution and water vapor.
洛杉矶的烟雾是由空气污染和水蒸气造成的。
Excuse me to have kept you waiting.
对不起让你就等了。
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