单词详解

adj.

有用的，有益的，有帮助的（that can help you to do or achieve what you want）

She gave us some useful information. 她给了我们一些很有用的信息。

We may find it useful in the future. 这东西日后可能用得着。

The agreeable is not always useful. 好看的不一定中用。

They are harmless and useful. 它们是无害而是有益的。

These efforts afforded us useful experience. 这些努力使我们得到一些有益的经验。

Cleverness is more useful than beauty. 聪明比美丽更有用。

Early men found fire very useful. 古人发现火很有用。

It is the most useful exercise in the evening. 傍晚锻炼最为有益。

相关词组

1. be useful to do sth. 做……是有用的

I thought it might be useful to do a course like this.

我本来以为读这样一门课也许是有用的。

2. be useful to sb. 对……有用

A test run would be useful to the statisticians. 试运转将对统计学家有用。

3. be useful for sth./for doing sth. 做某事/做某事有益

Hope that this tool will be useful for you. 希望这个工具对你有用。

相关单词

反义词：useless

副词：usefully

名词：usefulness