Vem
[医] 血管兴奋物质
🗣️ 情景例句
We have to advance the building of the new school.
我们必须促进新学校的建设。
Heaven helps those who help themselves.
天助自助者。
He can't make it today. He has to stay at home.
他今天不行了。他得呆在家里。