Ostmark
n. 民主德国马克(前东德的货币单位)
🗣️ 情景例句
Two of a trade seldom agree.
同行是冤家。
My roommate's having a party.
我的室友安排了一个聚会。
The life forms most likely to develop on a planet would be bacteria.
行星上最容易生存下来的是细菌。