看起來很有趣的英文是

look funny；look interesting;

例句：1、所以去做一些你時常想起，看起來很有趣但從未嘗試的事吧。

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

2、是的，它看起來很有趣。

Yes, it looks interesting.

3、儘管這可能看起來很有趣，但和真正掌握物質法則是完全不同的，因為在這樣的舞蹈中，這個人只是非物質勢力的傀儡。

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.