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1·The rear doors include childproof locks.

后门装有儿童安全锁。《柯林斯英汉双解大词典》

2·We had to put new locks on all the doors.

我们只好把所有的门都安上新锁。《牛津词典》

3·The car has childproof locks on the rear doors.

汽车后门装有防止儿童开启的锁。《牛津词典》

4·Now, if it was me, I'd want to do more than just change the locks.

然而，如果是我，我要做的远不只是换换锁。《柯林斯英汉双解大词典》

5·Insurance costs will be reduced for houses fitted with window locks.

窗户有锁的房子保险费用降低。《牛津词典》

6·The company can refuse to insure a property that does not have window locks.

保险公司可以拒绝为没有窗锁的房产提供保险。《牛津词典》

7·The standing leg locks so it stays straight.

（马）站立的腿被锁住了，所以它能保持笔直。

8·Either the locks were too large, or the key was too small.

要么是锁太大，要么是钥匙太小。

9·If you have an expensive bike it's worth buying two locks.

如果你有一辆昂贵的自行车，买两把锁是值得的。

10·Did you turn off the lights and check the locks on all the doors?

你关了灯，检查了所有门的锁了吗？

(1)lock up把…锁起来；关起来

(1)ship lock船闸

(1)lock in把……关在里面

(1)door lock门锁；车门锁

(1)lock on用雷达自动跟踪；锁住

(1)lock systemn. 河闸控制系统