useful
美 ['jusf(ə)l]
英 ['juːsf(ə)l]
- adj.有用的；有益的；实用的；有帮助的
- 网络具利用价值；有用性；有效的
useful
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1. | 有用的；有益的；实用的；有帮助的that can help you to do or achieve what you want |
a useful gadget 有用的小器具 | |
It can be useful to write a short summary of your argument first. 先把你的论点纲要写下来可能会有帮助。 | |
He might be useful to us. 我们也许用得上他。 | |
These plants are particularly useful for brightening up shady areas. 这些植物特别有助于让背阴的地方明亮起来。 | |
Don't just sit watching television─ make yourself useful ! 别光坐着看电视，帮一下忙吧！ | |
This information could prove useful . 这条信息往后也许有用。 | |
Your knowledge of German may come in useful(= be useful in a particular situation) . 你的德文知识可能会派上用场。 | |
Some products can be recycled at the end of their useful life. 有些产品过了有效使用年限后是可以回收再利用的。 |
2. | (informal) 好的；合格的good; of the right standard |
He's a very useful player. 他是个很棒的运动员。 |