例句：
This information could prove useful.
這條信息往后也許有用。
In business a poker face can be very useful.
在生意場上，不露聲色會非常有用的。
The research has yielded useful information.
這項研究提供了有用的資料。
Her voice was imbued with an unusual seriousness.
她的聲音里充滿著一種不尋常的嚴肅語氣。
Jim was described by his colleagues as 'unusual'.
吉姆被同事們稱為“不尋常”的人。
She's happy with her unusual living arrangements.
她對自己不同尋常的生活安排方式感到很得意。
It's a bit unusually busy tonight.
今晚有點異乎尋常地忙。
She seems an unusually clever girl.
她看起來像是一個異常聰明的姑娘。
Comet Hale-Bopp, discovered in 1995 was an unusually bright comet.
1995年發現的海爾-波普彗星是一顆異常明亮的彗星。
Although he's old enough to be a grandfather, he is still unrivaled.
雖然他的年齡較大，是一個祖父，他仍是無可匹敵。
That would be a feat unrivaled in the history of the modern oil era.
那將是現代石油史上無可匹敵的偉業。
As a result, it is a vehicle unrivaled in capability, size and appearance.
結果，這是車無敵在能力、大小和出現。