限: Ⅰ名词(指定的范围; 限度) limit; bounds 短语和例子期限 time limit; 上[下] 限 upper [lower] limit; 以年底为限 set the end of the year as the deadline; 一个人的精力有限。 there is a limit to a man's energy.Ⅱ动词(指定范围, 不许超过) set
封: Ⅰ动词1.(封闭) close; seal 短语和例子查封 seal up; 密封 seal up completely; 大雪封山。 the mountains are covered over [closed up] with heavy snow.2.(封火) bank (a fire) 短语和例子炉子封了吗? have you banked up the fire?
