英语词汇“necessary duty”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	necessary duty
释义	necessary duty 必要的义务
随便看	environmental performance assessment environmental performance auditing environmental performance evaluation environmental performance indlcators environmental performance information environmental performance of corporate environmental periodicity environmental personality right environmental perspective environmental perturbation environmental pharmacology environmental phase environmental phenolic plastic environmental philosophy environmental photobiology environmental photocatlytsis environmental photochemistry environmental physical effect Environmental/Physical factors environmental physical field environmental physical field values environmental physics environmental physiology environmental physiology of plant environmental phytoremediation