be useful

基本解释

We want to hear from him and from other partners in the region what would be useful to help them," she said.
我们要从他和那个地区的其他伙伴们那里听到，什么对于帮助他们是有用的。
I have not, as Kant enjoined, regarded each man as an end in himself, but as material that might be useful to me as a writer.
正如康德劝告的那样，我从来没有把认识某人作为目的，而是将其当作对一个作家有用的创作素材。
Although the IDE is designed for undergraduates, it is quickly developing features that can be useful to developers at all levels.
尽管这个 IDE 是为大学生设计的，但它的快速开发功能对所有级别的开发者都是有用的。

Lena Horne later said that she first became involved with Lennie Hayton because she thought he could be useful to her career.
Now you have a gap in your data and yet you still have some magnetic particles there that could be useful.
现在的数据中可能会有一些空白,但你仍然有一些,有用的磁性粒子。
哈佛公开课 - 计算机科学课程节选
It will be useful and I think it also will show you that you are very smart.
这个句型非常有用，使用它也会让你显得很聪明。
It's like 课堂 - SpeakingMax英语口语达人

Second, bitcoin transactions take too long for confirmations to be useful in everyday transactions.
FORBES: Bitcoin Obliterates 'The State Theory Of Money'