This is not so because they are constructed of lightweight materials -steel and wood - that do not store and therefore emit heat back into the room.

这并不是因为他们是轻质材料，钢铁，木材，不储存，因此排放到室内热回建造。

youdao

A small room in the south was used to store and give out materials while the doorway in the northwest is connected by the frieze to the gable of the factory.

南侧小隔间为当时领料的场馆空间； 西北侧玄关方形建筑，有水平饰带与厂房山墙巧妙连接。

youdao

Consumer products companies have been making their soaps more concentrated for years to save on packaging materials and transportation costs, as well as to make room for more jugs on store shelves.

WSJ: Is Innovation Killing the Soap Business?