常: Ⅰ形容词1.(一般; 普通; 平常) ordinary; common; normal 短语和例子反常 unusual; abnormal; 人情之常 natural and normal; 习以为常 be used [accustomed] to sth.2.(不变的; 经常) constant; invariable 短语和例子冬夏常青 remain green thr
房: Ⅰ名词1.(房子) house 短语和例子瓦房 tile-roofed house; 楼房 a building of two or more storeys; 平房 single-storey house; a house of one storey; 草房 thatched cottage; 洗澡房 bathhouse2.(房间) room 短语和例子客房 guest