例句：
It cost him five hundred quid.
它花费了他500英磅。
Success has cost him dearly.
他为成功付出了高昂的代价。
The cost ran into the thousands.
成本达到千位数。
Here is a detailed costing of our proposals.
这是我们的`方案的详细成本计算。
It was costing us more than it was worth.
它让我们付出的代价超过了它的价值。