Septavalent
a. [化]七价的
🗣️ 情景例句
Smoking is bad for your health.
吸烟对你的健康有害。
Pardon me. I wonder if you could tell me how to get to Mott Street?
对不起，不知道你能否告诉我到莫特街怎么走？
The porter, however, could not understand me.
然而搬运工却不明白我的话。