Septavalency
(=septavalence)[化]七价
🗣️ 情景例句
I've never worn them before.
我从来没有戴过这个。
A little child is the sweetest and purest thing in the world.
幼儿是世界上最可爱和最纯洁的。
my aunt unexpectedly returned one afternoon with a party of guests and instructed Bessie to prepare dinner.
一天下午，她出其不意地回来了，带来一大批客人，吩咐贝西准备晚饭。