Quadrivalents
(quadrivalent 的复数) a. 四价的\\n[医] 四价的
🗣️ 情景例句
But what do you care about?
但你关心什么呢？
Fire that's closest kept burns most of all.
关得最紧的火，燃烧得最炽烈。
Tim is an engineer.He is working for a big firm and he has already visited a great number of different places in Australia.
蒂姆是个工程师，正在一家大公司工作，并且已经去过澳大利亚的不少地方了。