Notice some of the details — shoes lock down inside of the box for easy portability.

请注意这些细节：鞋子可以固定在鞋盒底部以方便携带。

youdao

If you have kids, be sure to use a box with a lock and keep it out of reach.

如果你有孩子，记得使用带锁的箱子并且把箱子藏好。

youdao

(If you have kids, be sure to use a box with a lock and keep it out of reach.)

(如果你有孩子，记得使用带锁的箱子并且把箱子藏好。)

youdao

The head of the Senate's budget committee, Pete Domenici, proposed a bill that would have made it impossible to spend the Social Security surpluses on the rest of the budget (he called this the Social Security lock-box).

ECONOMIST: Budget making

At the same time, it became clear that the lock-box was popular with voters, who decided they did not want their contributions frittered away on current spending (no one pointed out that in fact this is not what happens: the budget debate does not affect the rights of pensioners or the status of the trust fund).

ECONOMIST: Budget making

Even if you don't see that as a security risk, a system crash could lock the BlackBerry out of your in-box.

CNN: Handheld Net gadgets get funky