useful

柯林斯詞典

1. ADJ If something is useful, you can use it to do something or to help you in some way. 有用的
The pressure cooker is very useful for people who go out all day. 壓力鍋對(duì)整天外出的人非常有用。
Hypnotherapy can be useful in helping you give up smoking. 催眠療法在幫助你戒煙方面可能有用。
2. usefullyADV 有用地[ADV with v]
...the problems to which computers could be usefully applied. …可以應(yīng)用計(jì)算機(jī)來(lái)解決的問題。
3. PHRASE If an object or skill comes in useful, it can help you achieve something in a particular situation. 有用
Extra blank paper will probably come in useful. 額外的空白紙可能用得著。

It would be useful to have a secretary to deal with all the paperwork .
A laptop would be really useful for when I'm working on the train .
This booklet provides useful information about local services .
These small village shops serve a very useful purpose .
Many employers consider hands-on experience to be as useful as academic qualifications .