startle

The loud sound of the door slamming startled the baby and made him cry.

(Chinese) 砰的一声关门声吓到了宝宝，让他哭了起来。

I didn't mean to startle you; I thought you heard me come into the room.

(Chinese) 我不是故意要吓你的；我以为你听到我进屋了。