| 释义 | 
		🔑unnecessaryun·nec·es·sar·y  /ʌnˈnɛsəˌsɛri / adjective  not necessary; more than is needed or acceptable不需要的;不必要的;多余的◆unnecessary expense不必要的花费◆All this fuss is  totally unnecessary.这通折腾完全是多余的。 OPP necessary▸ un·nec·es·sar·i·ly  /ʌnˌnɛsəˈsɛrəli / adverb ◆unnecessarily expensive过于昂贵  |