Variable elements of semivariable costs
[经] 半变动成本的可变因素
🧩 词语组成解析
n. 原理, 基础
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
[经] 半变动的(成本)
n. 费用；诉讼费；损失（cost的复数）
🗣️ 情景例句
They're coming by at six tomorrow morning,
他们明天早晨六点钟过来，
One usually pricks up one's ears when his name is called.
人在被叫到自己的名字时，通常要侧耳倾听。
I got a bad headache, and my nose is running.
我头痛得厉害，还流鼻涕。