Quadrivalents
(quadrivalent 的复数) a. 四价的\\n[医] 四价的
🗣️ 情景例句
OK. Now, I have ... first ... a couple of questions here.
好， 现在，我有……第一……几个问题。
It sounds like a reasonable solution.
这个解决办法还比较合理。
However, they have decided to use the post office.
然而她们还是决定利用邮局。