例句：
This information could prove useful.
这条信息往后也许有用。
In business a poker face can be very useful.
在生意场上，不露声色会非常有用的。
The research has yielded useful information.
这项研究提供了有用的'资料。
Her voice was imbued with an unusual seriousness.
她的声音里充满着一种不寻常的严肃语气。
Jim was described by his colleagues as 'unusual'.
吉姆被同事们称为“不寻常”的人。
She's happy with her unusual living arrangements.
她对自己不同寻常的生活安排方式感到很得意。
It's a bit unusually busy tonight.
今晚有点异乎寻常地忙。
She seems an unusually clever girl.
她看起来像是一个异常聪明的姑娘。
Comet Hale-Bopp, discovered in 1995 was an unusually bright comet.
1995年发现的海尔-波普彗星是一颗异常明亮的彗星。
Although he's old enough to be a grandfather, he is still unrivaled.
虽然他的年龄较大，是一个祖父，他仍是无可匹敌。
That would be a feat unrivaled in the history of the modern oil era.
那将是现代石油史上无可匹敌的伟业。
As a result, it is a vehicle unrivaled in capability, size and appearance.
结果，这是车无敌在能力、大小和出现。