`$('#abc').addClass('slideout').removeClass('slidein').delay(200).css('display','none');` 执行以上语句,`slideout` 效果显示了,但是 `display:none` 也执行了,但后又显示了。。。 .slidein .major { -webkit-animation: fcl-in 200ms linear; animation: fcl-in 200ms linear; } .slideout { -webkit-animation: slideout-null 200ms; animation: slideout-null 200ms; } .slideout .major { -webkit-animation: fcl-out 200ms linear; animation: fcl-out 200ms linear; } @keyframes fcl-in { from { -webkit-transform: translate3d(100%, 0, 0); transform: translate3d(100%, 0, 0); } to { -webkit-transform: translate3d(0, 0, 0); transform: translate3d(0, 0, 0); } } @keyframes fcl-out { from { -webkit-transform: translate3d(0, 0, 0); transform: translate3d(0, 0, 0); } to { -webkit-transform: translate3d(100%, 0, 0); transform: translate3d(100%, 0, 0); } } @keyframes slideout-null { 0% { opacity: 1; } 100% { opacity: 1; } }