建: Ⅰ动词1.(建筑) build; construct; erect 短语和例子建电站 build a power station; 新建的工厂 newly-built factory; 重建家园 rebuild one's homeland; 大楼边上又扩建了一些教室。 extra classrooms were built out from the main block.
儿: Ⅰ名词1.(小孩子) child 短语和例子小儿 little child; 婴儿 baby; infant2.(年轻的人) youngster; youth 短语和例子男儿 man; 英雄儿女 young heroes and heroines3.(儿子) son 短语和例子他有一儿一女。 he has a son and a daughter.Ⅱ形容词(雄性的) mal