He's wearing a deeply unappealing baseball hat.是什么意思？

He's wearing a deeply unappealing baseball hat.

他戴着一顶很不起眼的棒球帽。

wearing

adj. 使人疲乏的，令人厌烦的；v. 穿着( wear的现在分词 )，磨成，使疲乏，同意；

例句
One of the boys had to be rescued by firemen wearing breathing apparatus.
其中一个男孩须由带着呼吸装置的消防员才能救出。

deeply

adv. 在深处，浓浓地，强烈地，精心地；

例句
He was a man who abhorred violence and was deeply committed to reconciliation...
他是一个憎恶采用暴力而坚决主张和解的人。

unappealing

adj. 不吸引人的， 乏味的，不讨人喜欢的， 令人反感的；

例句
There was an unappealing film of slime on top of the pond.
池塘表面有一层黏腻腻的污泥。

baseball

n. 棒球，[体]棒球运动；

例句
Two boys were in the street, tossing a baseball back and forth.
两个男孩在街上来来回回地投接棒球。

hat

n. 帽子，（帽子所表示的）职位，职务；vt. 给…戴上帽子，为…提供帽子；vi. 供应帽子，制造帽子；

例句
She stood there, hat askew...
她站在那里，歪戴着帽子。