1、n.外貌;外观;外表;(尤指突然的)抵达，到来;起源;出现;首次使用;公开露面;出版

2、It spoiled the appearance of the whole building. 它破坏了整幢建筑的外观。

3、It had the appearance of the18th century church. 它有着18世纪教堂的外观。

4、The President made a personal appearance at the event. 总统亲临现场。