Perisinuitis
[医] 窦周炎
🗣️ 情景例句
A job of some kind.
找点工作。
Do you want me to explain?
让我替你说明好吗？
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
况且在宇宙中还有30亿个天河，即银河系。