腕锁

例句：

1. 1. The doorwas securely locked when we arrived.
   我们到达时，门被安全地锁上了。
2. 2.He fastened the rope around the treeto keep it from falling.
   他系紧了绳子，以防树掉下来。
3. 3. The thief had bound the lock with a wireand then escaped.
   这个小偷用铁丝绑住了锁，然后逃跑了。