grab line

例句：

1. 1. The car was pulled over by the police for breaking the grab line.
   汽车因违反交通规则被警察拦下。
2. 2.The climber used a rope to grab a line and pull himself up.
   攀岩者使用绳索抓住一条线并向上爬。
3. 3. The engineer adjusted the grab line to ensure safety during construction.
   工程师调整了抓线以确保施工安全。