Semivariable
[经] 半变动的(成本)
🗣️ 情景例句
Live and let live.
各人有各人的活法。
All I have to do is learn English.
我所要做的就是学英语。
My daughter, Jane, never dreamed of receiving a letter from a girl of her own age in Holland.
我的女儿简从未想过会接到荷兰一位同龄姑娘的来信。