DICT.TW Dictionary Taiwan

 tear-gas
 (vt.)用催淚瓦斯襲擊

 teargas
      n : a gas that makes the eyes fill with tears but does not
          damage them; used in dispersing crowds [syn: tear gas,
          lacrimator, lachrymator]
      v : attack with teargas; subject to teargas fumes; "The students
          were teargassed during the riot"