used to, would. 这两个词均含"过去惯常,过去总是"之意。 used to : 指客观地表示过去的习惯,既可是过去经常发生的动作,又可是过去一向存在的状态,比would通俗,往往含今昔感。; would : 指过去经常发生的行为,主观感情色彩较浓,只表过去惯常行为,既不表状态也不表持续 …
Adjective. 1. of or relating to or belonging to a nation or country; "national hero" "national anthem" "a national landmark". 2. limited to or in the interests of a particular nation; "national interests" "isolationism is a strictly national policy". 3. concerned with or applicable to or belonging to an entire nation or country;