Vanthoffite
[矿]无水钠镁钒
🗣️ 情景例句
I could tell something was up by the look on their faces.
我一看他们的脸色就知道有事。
It's a pain in the neck.
那真是件麻烦事
Those women are very hard-working.
那些姑娘很勤快。