即使是最小的婴儿也能通过声音认出自己的母亲。

Even the smallest baby can ___identify its mother by her voice.

后来，卷入该事件的男子被确认为一名前雇员。

The man involved in the incident was later ___identified as a former employee.

引擎里有一种奇怪的声响，连机械师也无法辨认是什么。

There was a strange sound in the engine that the mechanic couldn't ___identify.