lattice bar

例句：

1. 1. The lattice bar isused to reinforce the structure of thebuilding.
   晶格棒用于加固建筑物的结构。
2. 2. Thelattice bar was made from a material thatcould withstand high temperatures.
   晶格棒由一种能够承受高温的材料制成。
3. 3. The latticebar was used as a support for theroof of the building.
   晶格棒用作建筑屋顶的支撑。