手闸扳上了吗？

Is the handbrake on?

《牛津词典》

就在他的卡车沿陡峭的斜坡向下滑的时候，他停了下来，拉住了手闸，然后下了车。

He stopped just as his truck tilted down the steep incline, put on the handbrake, and stepped out.

《柯林斯英汉双解大词典》

你要肯定排档杆在空档，手闸要煞住；

You make sure the gear-lever's in neutral and the hand-Brake's on;

youdao