N-COUNT. 穿戴者;佩戴者. You can use wearer to indicate that someone is wearing a certain thing on a particular occasion or that they often wear a certain thing.

On an occasion of this kind it becomes more than a moral duty to speak one 's mind; it becomes a pleasure .

趁这样的机会直抒己见，其意义超过了道德上的义务，而成为一种乐趣。

This is a gala occasion.

这是一个欢乐的时刻。

※When something sensational happens to us, sharing the happiness of the occasion with friends intensifies our joy. Conversely, in times of trouble and tension, when our spirits are low, unburdening our worries and fears to compassionate friends alleviates the stress.——Ralph Waldo Emerson, American thinker 欣逢喜事，与朋友分享其乐，喜上加喜。反之，身处逆境，情绪颓丧，向富有同情心的朋友倾诉愁苦才会减轻痛苦。美国思想家 爱默生.R.W.
※An occasion lost cannot be redeemed. 时机失了无法挽回。