英语词汇“useful life”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	useful life
释义	useful life [化] 有效期; 使用寿命 [经] 可用年限, 有用寿命
随便看	long plane long planes long planet pinion long-planned long-planneds long plantar ligament long play long-play long player long-player long-players long-playing long playing (lp) long - playing record long-playing record long playing record long-playing records long playing rocket long-playing rocket long playing tape long-play record long-plays Long Point longpole long pole in the tent 却将万字平戎策，换得东家种树书。却忆初闻凤楼曲，教人寂寞复相思。却忆往年看粉本，始知名画有工夫。却忆贵家厅馆里，粉墙时画数茎看。却思同宿夜，犹识合昏期。却思猛士卫神宇，安得长年在乡土却成双翅蝶，愿得一心人。却把渔竿寻小径，更邀诗客上高楼。却掩洞房花寂寂，漫揎罗袖指纤纤。却教鹦鹉呼桃叶，引得黄莺下柳条。とろいかとろうとろう【徒労】とろかすとろかす【蕩かす】とろけるとろける【蕩ける】とろっことろっととろつきすと