Once used only for padlocks, combinationlocks began to be used in safes and strong-room doors during the last half of the 19th cent.
一次只用挂锁，开始组合锁在保险柜和强烈室门使用了19年下半年的百分之。
2
This program lets you store a list of your various password, user ID's, combinationlocks, etc. The file is encrypted for added security.
这个程序可以让你存储你的各种密码，用户ID，密码锁等文件进行加密以增加安全性的列表。
3
Briefcases with combinationlocks belong to guys with strong memory. The unqualified should avoid using them for the likelihood of hassling with a customs officer.