costly
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分析词义"Costly" 是一个形容词,常常用来描述价格高昂、代价大的事物或行为。同时,"costly"也可以形容精神上的消耗,比如时间和精力的投入。
列举例句
词根分析"Costly" 的词根是"cost",其意为“价值”,且以后缀"-ly" 结尾,用以形成形容词。
词缀分析"Costly"的词缀主要包括了词根"cost"和后缀"-ly"。像"costly"这样的词,有许多同样以 "-ly" 结尾的形容词,如:quickly, willingly, easily等。
发展历史和文化背景“Costly”来源于古英语的"costian",表示“定价,估价”。在中世纪,这个词还用来描述物品的价值或重要性。随着时间的发展,"costly"现在可以形容任何在财务、时间、ziyuan或情感方面代价昂贵的事物或行为。
单词变形"Costly"作为形容词,本身没有复数形式。但它的词根 "cost" 是一个动词,其过去式和过去分词形式为 "cost"。
记忆辅助你可以试着记住这样的词组:"costly mistake"(代价高昂的错误),这个短语经常被用在各种语境中。
小故事John, a car enthusiast, bought a costly vintage car without thinking twice. Little did he know, the maintenance would be even more costly. (约翰,一个热衷于车的人,二话不说就买下了一辆昂贵的复古车。然而,他并不知道,保养这辆车的费用甚至更高。)
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