外观在英语中通常称为"appearance"。这个词来自拉丁语"appārere"，意思是"显现，呈现"。例句如下：

She always pays attention to her appearance. 她一直很注重自己的外观。

He's quite good-looking, despite his rough appearance. 尽管他的外貌粗糙，但他很帅。

The appearance of the new product has been well received by the market. 这款新产品的外观受到市场的欢迎。