例句與造句

1. The 1984 code demanded that building skeletons withstand a quake, but did not protect against damage to walls, facades and other non-structural pieces.
2. Crist said that in building skeletons where the columns, beams and floors are tied together very tightly, if one of those elements is lost, the others can take up the load.
3. It's difficult to find building skeleton in a sentence. 用building skeleton造句挺難的