「Unusual」這個詞可以用來形容那些不同尋常、罕見或奇特的事物或情況。以下是一些使用「unusual」這個詞的句子：
He has an unusual cast of mind, meaning he has a very different way of thinking。
I grew up in rather unusual circumstances, which means I was brought up in a very unusual and uncommon environment。
It's unusual for the trees to flower so early, indicating that it is not common for the trees to bloom so early in the season。
She is unusual to the point of eccentricity, expressing that she is so different that she borders on being eccentric。
He was an unusual man with great business talents, suggesting that he was a very different and talented person。
這些句子展示了「unusual」這個詞在描述人的特質、情況或事件方面的多樣性。