splined spanner

例句：

1. 1.The rope was splined around the tree to hold it in place.
   绳子被系在树上，用来固定它。
2. 2.She splined the door shut with a padlock.
   她用锁把门系上了。
3. 3.The car was splined securely to the trailer.
   汽车被安全地系在拖车上。