Cost variability
[经] 成本的变动性
🧩 词语组成解析
cost
[kɔst]
n. 价钱，代价;花费，费用;牺牲;[用复数][法律]诉讼费;
vi. 价钱为，花费;估计成本;
vt. 付出代价;估价;使丧失;使付出努力;
variability
[ˌvɛəriə'biliti]
n. 变化性，易变，变化的倾向;变率;
🗣️ 情景例句
I was. I came back here last month on vacation.
本来是，不过上个月回来度假。
Some of our customers have recently expressed interest in your woolen carpets and inquired about their quality and prices.
目前我们的一些客户对你们的纯毛地毯颇有兴趣，并询问其质量和价格。
But Jiang Honglin from Class 2 was running very fast.
但是2班的江红林跑得非常快。