Petrography
出国 Abroadn. 岩相学
🗣️ 情景例句
I read when I have the chance.
我有空时喜欢读书。
Worry kills more men than work.
忧虑比劳累更伤人。
A few cars,however, completed the race.
然而还是有几辆汽车跑完了全程。