单词	period of usefulness
释义	请查阅词条：usefulness
随便看	see something in see something in see something of see something of see something out see something out see something out of the corner of one's eye see something through see something through see stars see stars see sth a mile off see sth coming see sth from the corner of one's eye see sth in see sth of see sth out see sth out of the corner of one's eye see sth through see (that) see that you seethe see the back of see the back of see the colour of money 草寇草就草屋草履虫怪异怪怨怪才怪模怪样怪物怪癖 Dauerwelle Dauerwärmebeanspruchung Dauerwärmebeständigkeit Dauerzug_Druck_Versuch Dauerzugfestigkeit Dauerzugkraft Dauerzugstandversuch Dauerzug_Stand_Versuch Dauerzugversuch Dauerzustand