a.

1. 大惊小怪的；难以取悦的；挑剔的[（+about）][+wh-]
   He's not fussy who he rents his room to.

   他对于把房子租给谁并不讲究。

   He is fussy about his food.

   他对食物很挑剔。

   He is a fussy eater.

   他是个挑剔的食客。

2. （服饰等）过分装饰的，过于讲究的
   That's a fussy hat.

   那是顶过分装饰的帽子。

adj.

1. fastidious about one's requirements and hard to please.
2. full of unnecessary detail or decoration.