C4
abbr. 补体4（complement 4）
🗣️ 情景例句
That's very considerate of you, Michelle.
真会体谅别人， Michelle。
If you buy that home,will you spend the rest of your life there?
如果你买那住宅，你将在这里过余下的日子吗？
Each time you fail, start all over again.
每次你失败，再从头开始。