为什么我写的当鼠标不经过动画，它也动呢？？？？？？
<style>
h2{
width: 200px;
height: 100px;
background: #333 ;
}
h2:hover{
transition: all 2s ease-in;transition-delay:2s;transform: translate(100px);
background: crimson;
}
</style>
</head>
<body>
<h2>test</h2>
