tilt of rail

例句：

1. 1.The old bridge was tilting dangerously, and we had to call for help.
   旧桥倾斜得非常危险，我们不得不叫来帮助。
2. 2. The car was tiltingover the edge of the cliff, andwe had to jump out and grab ontosomething.
   汽车正从悬崖的边缘倾斜，我们不得不跳出来抓住什么东西。
3. 3. The boat wastilting dangerously, and we hadto get everyone off before it fell apart.
   船正倾斜得非常危险，我们必须在它散架之前把每个人都弄下来。