Vem
[医] 血管兴奋物质
🗣️ 情景例句
I speak the Shanghai dialect and the Mandarin.
我会讲上海话，普通话。
Let me get back to you.
我过一会儿打给你吧。
My pen dropped on the ground when I was walking in the park.
当我在公园里散步的时候，我的钢笔掉到地上了。