斜齿轮中心距计算公式:spent cost pay take

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区别

sb spent sometime/somemoney on sth.(in doing sth)
sb pay somemoney for sth
it take sb sometime to do sth
it cost sb somemoney

spent cost pay take spent cost pay paicl 的区别 spend pay cost take用法 如何区分cost和spent和take 如何区分cost和spent和take pay spend take cost 的区别？急！ cost ,pay,take的区别是什么？ cost take spend pay 有什么区别 cost,pay,take,spend的不同 spend、take、pay、cost的区别