melioration是什么意思 melioration在线中文翻译

melioration 英 [ˌmi:ljə'reɪʃən] 美 [ˌmi:ljə'reɪʃən]

melioration 词典解释

1. 改善
   ...meliorate 改善 | melioration 改善 | meliorative 改善的...
2. 改良
   ...melilot 草木犀 | melioration 改良 | melon 甜瓜...
3. 土壤改良
   ...Melilotus suaveolens Ledeb. 野草木樨 | melioration 土壤改良 | mellow consistency 松软结持度...

1. the act of relieving ills and changing for the better
   Synonym: amelioration betterment
2. the linguistic process in which over a period of time a word grows more positive in connotation or more elevated in meaning
3. a condition superior to an earlier condition
   e.g. the new school represents a great improvement
   Synonym: improvement

melioration [ˌmi:ljə'reɪʃən]