Quadrivalence
n. 四价\\n[医] 四价
🗣️ 情景例句
Yes. Have you got any seats left on the 10th at 7:30 a.m. to HongKong?
是的。你们还有10号早上7点半去香港的机票吗？
What is not wisdom is danger.
不智的事是危险的。
The wind then speaks the message of the sun to the sea and the sea transmits it on through waves.
然后，风把太阳的信息带给了大海，然后，风把太阳的信息带给了大海。