Epigenic
a. [地]外成的, 表成的
🗣️ 情景例句
It was so kind of them.
他们太客气了。
I wasn't aware of that.
我没有意识到。
If there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours.
如果不是因为土壤下面有一层坚硬的岩石，他们的营救工作仅用几个小时就可以完成了。