How much are they costing you a month?(它们每个月要花你多少钱？)
Pilots can fly above a war zone and drop thousands of small wireless sensors, the size of a small pebble and costing a dollar apiece, over the terrain.(飞行员可以在战区上空飞行，在地面上扔下数千个小型无线传感器，每个传感器只有一块小鹅卵石大小，价格为1美元。)
The costing process for nominated suppliers also involves the client's quantity surveyor.(指定供应商的成本核算过程也涉及到客户的施工技术员。)
It is costing you money.(电视花费你的钱财。)
Train tickets aren't the only thing costing an arm and a leg in the summer holiday.(火车票不是暑假唯一价格昂贵的东西。)
Is it really costing me anything?(我是否真的牺牲了什么？)
The book was very expensive, costing over $500.(这本书非常昂贵，要花500多美元。)
A renewed construction package costing up to 1 billion US dollars is also to be announced.(一项耗资10亿美元的新建设计划也将宣布。)
When one mother realized that cable TV was costing her $500 a year, she decided that network TV wasn't so bad.(当一位母亲意识到有线电视每年要花掉她500美元时，她觉得网络电视并不是那么糟糕。)
The film bears favourable technical comparison with Hollywood productions costing 10 times as much.(这部电影与耗资为其10倍的好莱坞作品相比在技术上毫不逊色。)
