Quadrivalent
a. 四价的\\n[医] 四价的
✅ 同义词
🗣️ 情景例句
Are all the classes within walking distance?
所有的教室都在步行范围之内吗？
Pardon me, but I was wondering if you could break a one.
对不起，不知你是否能兑开1元钱。
What's on at the cinema this week?
这周电影院放映什么电影？