Semivariable expenes
[经] 半变动费用
🧩 词语组成解析
[经] 半变动的(成本)
🗣️ 情景例句
Susan, would you like the crab salad?
Susan，要不要蟹肉沙拉？
A bad workman quarrels with his tools.
拙匠常怨工具差（人笨怨刀钝）。
But the historian attempting to reconstruct the distant past is always faced with a difficult task.
但是，历史学家企图重现遥远的过去可是一项艰巨的任务，