| 释义 | 
		costlier是costly的比较级 costly美 ['kɔs(t)li]  英 ['kɒs(t)li]  比较级:costlier  最高级:costliest   adj.+n. costly mistake,costly error,costly project,costly victory adj. expensive,overpriced,inflated,high,pricey adj.  | 1. 昂贵,价格昂贵,值钱的,成本高的,花费大的,耗资巨大 1. 昂贵,价格昂贵,值钱的,成本高的,花费大的,耗资巨大  |  
 adj.  | 1. costing large sums of money to buy 2. using expensive and luxurious materials 3. involving a great deal of effort, time, or sacrifice 4. causing great loss, damage, or suffering 6. causing a lot of problems 1. costing large sums of money to buy 2. using expensive and luxurious materials 3. involving a great deal of effort, time, or sacrifice 4. causing great loss, damage, or suffering 6. causing a lot of problems  |  
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