He offered some useful advice.
他提出了一些有益的建议。
Photos make useful teaching aids.
照片可以成为有用的教具。
Overall, this is a very useful book.
总的来说，这是一本很有用的书。
I've made some useful contacts in journalism.
我在新闻界结交了一些有用的人。
Hypnotherapy can be useful in helping you give up smoking.
催眠疗法在帮助你戒烟方面可能有用。
It's a useful introduction to an extremely complex subject.
这是对一门极为复杂的学科的有益入门教程。
It was a collaboration that produced extremely useful results.
这是一次带来极其有益的成果的合作。
The document provided a springboard for a lot of useful discussion.
这份文件引发出许多有益的讨论。
No doubt such robots would be very useful in the homes of the able-bodied, too.
毫无疑问，这样的机器人在健全人的家里也会非常有用。
The newsletter is a useful channel of communication between teacher and students.
发简讯是沟通师生的有益渠道。
她的包既可爱又实用。
Pocket money is useful to children.
零花钱对孩子来说很有用。
Stop dawdling and do something useful!
不要挨时间了，做点有益的事吧！
I picked up some highly useful old books.
我偶然得到了几本极为有用的旧书。
This book is packed with useful information.
这本书里充满了有用的知识。
While listening, pick some useful words or phrases.
在听的时候，挑选一些有用的单词或短语。
Do not idle about like this and do something useful.
别再这样闲混下去了，做些有益的事吧！
I just want to accumulate some useful experience there.
我只想在那里积累一些有用的经验。
Scented sachets are not only useful, but also ornamental.
香囊不仅有用，还具有装饰性。
Not long ago, she shared some useful studying tips online.
不久前，她在网上分享了一些有用的学习技巧。
Because of China's fast development, Chinese has become more useful.
由于中国的快速发展，汉语变得更加有用。
This is good as you have the chance to learn something more useful and find new hobbies.
这很好，因为你有机会学习更有用的东西，并找到新的爱好。
These books about history are useful to students as they can learn more about their motherland.
这些关于历史的书对学生很有用，因为他们可以借此更多地了解他们的祖国。
But unlike meditation, craft activities result in tangible and often useful products that can enhance self-esteem.
但与冥想不同的是，手工活动会产生有形的、往往有用的产品，可以增强自尊心。
Few of us wish to turn the clock back, but perhaps we need to remind ourselves how useful the right obstacles can be.
很少有人希望时光倒流，但或许我们需要提醒自己，适当的障碍是多么有用。
Fortunately, educators have access to many online resources that are especially useful when helping children along the path to peace.
幸运的是，教育工作者能够利用到许多在线资源，这些资源对于帮助儿童走上和平之路格外有用。
Don't just sit watching television— make yourself useful !
别光坐着看电视—帮一下忙吧！
Her specialist input to the discussions has been very useful.
她在这些讨论中提供的专家建议很有助益。
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