Heptavalent
a. 七价的
🗣️ 情景例句
I'd like to meet your daughter someday.
我希望有一天能见到你女儿。
I need small change.
我需要零钱。
Don't tie it to that old branch. I think it'll break. Tie it to the one on the right.
别把它绑在那根老树枝上。我想它会断的。把它绑在右边的树枝上。