扩军: arms expansion; armaments expansion; military buildup; enlarge military forces
集结: (聚集) mass; concentrate; build up 短语和例子集结待命 assemble and await orders; 集结军队 mass troops; concentrate forces; 集结力量 build up strength; 我们大部分兵力集结在车站附近。 most of our forces have concentrated nea