I have one lock but I bought another as an additional _____ against thieves.空空填什么

分类: 作业答案 • 2022-04-23 20:52:06

问题描述：

答

I have one lock but I bought another as an additional insurance against thieves.
我有一把锁,可是另外又买了一把作为附加的防盗保障.