Quadrivalence
n. 四价\\n[医] 四价
🗣️ 情景例句
Hey, go to the doctor. That cough sounds bad.
嘿，去看看医生吧，听起来你咳嗽得挺厉害的。
The poet creates pictures with words.
诗人用语言创造万物。
While Alfred's little army slowly began to gather at Athelney,
阿尔弗雷德人数不多的军队开始在阿塞尔纳慢慢集结时，