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
延: Ⅰ动词1.(延长) prolong; extend; protract 短语和例子苟延残喘 be on one's last legs; linger on in a steadily worsening condition; 蔓延 spread; 绵延不断 stretch long and unbroken2.(向后推迟) postpone; delay 短语和例子大会遇