Septivalent
a. [化]七价的
🗣️ 情景例句
You get one point for each letter,
一个字母可得一分。
There is nothing which has not been bitter before being ripe.
事情在成功前没有不艰苦的。
He'll return to London the week after next.
再下个星期他将返回伦敦。