<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
#box{
100px;
height: 46px;
overflow:hidden;
text-overflow:ellipsis;
display:-webkit-box;
-webkit-box-orient:vertical;
-webkit-line-clamp:2;
}
</style>
</head>
<body>
<div id="box">啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊</div>
</body>
</html>