Epilithic
a. 长在石头上的
🗣️ 情景例句
What books are required for this class?
这课需要什么样的书？
Marriage is a lottery with more blanks than prizes.
结婚如同摸彩票，空票多而中票少。
only of metal, which wears away by friction.
而是由金属组成，而金属可以随着磨擦而磨损殆尽。