<!DOCTYPE HTML>
<html>
<meta charset="utf-8">
<style>
div {
font:16px monospace;
width:200px;
border:1px solid red;
-moz-text-align-last:justify;
text-align-last:justify;
}
</style>
<div lang="zh">
你好<span style="color:transparent">你好</span>你好