竖框

例句：

1. 1. The table has a vertical frame that supports the weight of the books.
   桌子有一个垂直的框架来支撑书的重量。
2. 2. The car has a vertical frame that keeps it stable on the road.
   汽车有一个垂直的框架来保持它在道路上的稳定性。
3. 3. The building has a vertical frame made of steel to support its weight.
   这座建筑有一个由钢制成的垂直框架来支撑它的重量。