Semivariable
[经] 半变动的(成本)
🗣️ 情景例句
What-are you doing?
你在做什么？
Yes, sir. Your account was overdrawn 15 dollars on the 12th of this month.
是的，先生。本月12日这一天您的帐户上透支了15美元。
I'm twelve. What's your name, please?
12岁了。请问您叫什么名字？