Elements of cost
[经] 成本要素
🧩 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];
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;
🗣️ 情景例句
I am interested in baseball.
我对棒球有兴趣。
How can you do such a thing?
你怎么能做这种事情呢？
to discover whether they are mentally ill more often than other people are.
看一看他们是否比其他人更易患精神病。