Bibivalent
[化]双二价的
🗣️ 情景例句
with my own two hands, practically.
差不多是独自完成的。
He who purposes to be an author, should first be a student.
想当作家，相当学生。
That sounds interesting. That was a hundred years ago, wasn't it?
听起来很有意思。那是一百年前的事了，不是吗？