It must be locked.

一定是锁了。

youdao

Colt became fascinated with the ship's wheel, particularly the way it could alternately spin or be locked in a fixed position through the use of a clutch.

柯尔特开始痴迷于轮船的舵轮，尤其是其通过使用离合器来进行交替旋转或者锁定在特定的位置的方式。

youdao

She's crazy—she ought to be locked up.

她疯了，应该把她关起来。

《牛津词典》

During the second orbit, one of these signals warned that the heat shield might not be locked firmly to the bottom of the spacecraft.

VOA: special.2009.06.17

They going to be locked up in the ambassy.

很多人会在使馆工作。

普林斯顿公开课 - 国际座谈会课程节选

Certain content, like sensitive HR information or competitive secrets, will need to be locked down.

FORBES: The Open Social Enterprise

Some will be locked down, and others will be unrestricted and monitored for policy compliance.

FORBES: Eight Steps For Addressing the IT Management Crisis

Tilly will love to see you she hates to be locked up in the house alone.

NEWYORKER: She��s the One