看起来很有趣的英文是

look funny；look interesting;

例句：1、所以去做一些你时常想起，看起来很有趣但从未尝试的事吧。

So do something you've always thought looked fun but never had the nerve to try.

2、是的，它看起来很有趣。

Yes, it looks interesting.

3、尽管这可能看起来很有趣，但和真正掌握物质法则是完全不同的，因为在这样的舞蹈中，这个人只是非物质势力的傀儡。

Although this may appear interesting it is far different that actual mastery over physical law as one is only a puppet to the nonphysical in such a dance.