appearance 
英 [əˈpɪərəns]  美 [əˈpɪrəns] 
n. 出席，露面；外表；出现；表现

例句：
The prompt appearance of the police prevented trouble. 

警察的迅速出现防止了骚乱的发生。

the welcome appearance of Fred at Christmas 

圣诞节期间弗雷德的到来受到热烈欢迎

You must put in an appearance, or she'll be offended. 

你必须露个面，不然她会生气的。

her first appearance on TV since her operation 

她手术后在电视上的首次亮相

It is the president's first public appearance. 

这是总统的第一次公开露面。

She has made several television appearances recently. 

她最近在电视上露了几次面。