• 耗费甚大
• 花费非常多的钱

Costou科斯图costn.费用；成本；代价；[律]诉讼费用v.花费；使付出；使做不愉快的事；估算成本Cost Operations Management Information Center成本经营管理情报中心Cost-based Adaptive Intrusion Response System基于成本分析的自适应入侵响应系统Cost-benefit Analysis In Educational Planning.教育规划的成本效益分析。costovertebral interosseous ligament of Cruveilhier克律韦利埃(氏)肋头关节内韧带Cost-Volume-Profit Analysis Under Uncertain Conditions不确定条件下的本量利分析

1. It cost a lot of money to develop a product.
   要开发一项产品需要花费许多钱。
2. It's an idea, I suppose, but it may cost a lot of money.
   我想这倒是个主意，但是这可能要花很多钱。
3. The new car cost a lot of money, but it's certainly worth it.
   买这辆新汽车花了很多钱，但确实物有所值。