title: Unity Text Component can't show all the text, how can this happened?
body: <p>I use Unity to create a game and use Text to show some message,but there was a bug not appear every time, that is,  the Text only show some of the context, and I set the horizontal overflow as wrap, the bellow picture is the bug:
  <a href="https://i.stack.imgur.com/lvg0g.png" rel="nofollow noreferrer">the good one, the text show "下注倒计时："</a></p>
  
  <p><a href="https://i.stack.imgur.com/kg100.png" rel="nofollow noreferrer">the bug one, the text show "下   ：","注倒计时" these three words just disapeared! </a>
   and the bug  only appeared on android.</p>