An object in the solar system could be identified if it appeared to move from its place in the earlier photograph.

VOA: special.2010.07.11

So, "It's like" is good in comparing an object, person, place or thing to something else.

所以，“It's like”句型在比较物体、人物、地点与事物的时候非常有用。

It's like 课堂 - SpeakingMax英语口语达人