英语词汇“when necessary”的翻译、意思、用法、释义-英汉双解词典-雅致网

单词	when necessary
释义	请查阅词条：necessary
随便看	reevesite reeves pheasant reeves pheasant reeves' pheasant Reeves' pheasant Reeves pheasant Reeves's pheasant reeving re-exalt reexalt re-examinable re-examinate re-examination re-examinations re-examine re-examined re-examines re-examining re-excavate re-excavation re-exchange reexchange re-excitation re-excite re-execute 宰制宰割宰客宰杀宰牲节宰相宰相肚里能撑船害害人虫害口 Vakuumrohrleitung Vakuumröhre Vakuumsauger Vakuumschalter Vakuumschaltschütz Vakuumschlauch Vakuumschmelze Vakuumschwankung Vakuumsikkator Vakuumsinteranlage