devices

When the teacher left the students to their own devices, they started chatting.

当老师让学生们自行其是时，他们开始聊起天来。

用法提示：在此句中，'devices'用于固定短语'left to one's own devices'，表示'听任某人自行其是'，为名词复数形式。

After the project manager resigned, the team was left to their own devices to finish the work.

项目经理辞职后，团队只能靠自己完成工作。

用法提示：在此句中，'devices'出现在短语'left to their own devices'中，意为'听任自行处理'，作为名词复数使用。

Parents sometimes need to leave their children to their own devices to foster independence.

父母有时需要让孩子自己决定做什么，以培养独立性。

用法提示：在此句中，'devices'构成习语'leave someone to their own devices'，表示'让某人自行其是'，是名词复数形式。