betterments
英
['betəmənts]
美
['betəmənts]
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名词 betterment:
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a change for the better; progress in development
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an improvement that adds to the value of a property or facility
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the act of relieving ills and changing for the better
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以上内容独家创作,受著作权保护,侵权必究
海词词典,十七年品牌