amelioration〔名词〕土壤改良详细»
amelioration〔名词〕改良(修正,变好)详细»
amelioration〔名词〕修正详细»
amelioration〔名词〕改良,修正详细»
amelioration〔名词〕改善,改进详细»
改良amendment;improvement;refinement详细»
改良amelioration;improvement;reformating详细»
改良ameliorate;amelioration;amend详细»
改良reclaimation;regeheration详细»
改良〔名词〕improvement;v. improve详细»