1
the cost of (doing) something
后接名词或动名词
The cost of living is rising.
某事物的费用或代价
成本；费用；价格
先理解核心含义，再看它在真实句子里的用法。
成本；费用；价格
The amount of money, time, or effort that is required or spent to obtain something.
The cost of living is rising.
某事物的费用或代价
所需或使用的金钱、时间等数量
Amount of money, time, etc. that is required or used.
质量；状态；属性；价值；习惯；性情；性质；种类；特征
Quality; condition; property; value; worth; a wont or habit; disposition; nature; kind; characteristic.
(纹章)狭小横带
A cottise.
获得商品或服务所花费的总额,包括金钱、时间和劳动
the total spent for goods or services including money and time and labor
The cost of living in the city is quite high.
在城市生活的费用相当高。
AI contextual example
We need to calculate the total cost of the project before starting.
我们需要在开始之前计算项目的总成本。
AI contextual example
The cost of the new phone was more than I expected.
新手机的价格比我预期的要高。
AI contextual example
he couldn't calculate the cost of the collection
他无法计算这件收藏的费用。
WordNet
后接名词或动名词
The cost of living is rising.
某事物的费用或代价
用于说明具体开销
The damage was repaired at a cost of $500.
花费……金额
固定短语，强调决心
We must win at all costs.
不惜任何代价
cost 直接修饰名词
We need to reduce production costs.
……成本或费用
Not this
This book costs expensive.
Use this
This book costs a lot.
cost 作为动词表示“花费”时，后面需要接具体金额或名词短语，不能直接跟形容词。
Not this
It costed me $50.
Use this
It cost me $50.
cost 的过去式和过去分词与原形相同，都是 cost，而不是 costed。
Not this
The cost of this phone is too expensive.
Use this
The cost of this phone is too high.
cost 表示“费用”时，通常用 high/low 修饰，而不用 expensive（expensive 通常修饰物品本身）。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
以…代价
He won the battle at a great cost.
他以巨大的代价赢得了这场战斗。
生活费用
The cost of living has risen sharply.
生活费用急剧上涨。
降低成本
The company needs to reduce costs.
公司需要降低成本。
生产成本
High production costs affect profits.
高生产成本影响利润。
划算的，有成本效益的
This method is very cost-effective.
这种方法非常划算。
成本节约
We achieved significant cost savings.
我们实现了显著的成本节约。
不惜任何代价
We must win this game at all costs.
我们必须不惜一切代价赢得这场比赛。
价格昂贵
That designer handbag costs an arm and a leg.
那个名牌手提包价格昂贵。
从亲身经历中得知
He learned to his cost that cheating never pays.
他从自身经历中得知，作弊绝没有好结果。
一件东西的成本，就是我要称之为生命的东西，为了交换它而必须付出的数量。
When buying a luxury good, remember that the cost is not just money but also the time and effort spent to earn it.
购买奢侈品时，记住成本不仅仅是金钱，还有为了赚取它而花费的时间和精力。
自由的代价是永恒的警惕。
The company's success came at a cost; they had to sacrifice employee well-being for profit.
公司的成功是有代价的；他们不得不牺牲员工的福祉来换取利润。
Use cost naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
cost（成本）包括金钱、时间和劳力，三者缺一不可。
[object Object]
Words ending in 'ost' often have different pronunciations: 'lost' and 'frost' have /ɔst/; 'cost' has /ɑst/; 'post', 'most', 'host', 'ghost' have /oʊst/. None of these are perfect rhymes with 'cost'.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.