A greenhouse is a building made of glass which is used for keeping plants warm when the outside
问题描述：
A greenhouse is a building made of glass which is used for keeping plants warm when the outside
A greenhouse is a building made of glass which is used for keeping plants warm when the outside temperature is how.
这句话的意思是?望行家指点.
答
greenhouse（温室）的英文解释罢了.当外界温度较低时,这个玻璃构成的建筑可以用来为植物保温.