Overall, this is a very useful book.
总的来说，这是一本很有用的书。
In business a poker face can be very useful.
在生意场上，不露声色会非常有用的。
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。
It concludes with a very useful summary of key points, with cross-references to where each key point is dealt with in the book.
它在结论中对要点进行了非常有用地总结，并标出了书中讲述每个要点的参照章节。
This was a very useful lesson for me.
这对我来说是非常有用的一课。
That changed in the thirteenth century when Europeans learned about a very useful Chinese invention: paper.
这种情况在13世纪发生了变化，当时欧洲人了解到一项非常有用的中国发明：纸。
电脑是非常有用的。
Garlic is very useful for your beauty.
大蒜对您的美丽是非常有用的。
狗是非常有用的。
This is not a very useful question anyway.
不论如何，这不是个非常有益的问题。
The spade, and hoe, and fork were very useful.
铁锹、锄头和叉子都很有用。
Studies show teaching somebody else is a very useful way to lean.
研究表明，教别人是非常有用的学习方法。
I hope you'll find them very useful in making your speeches effective.
我希望你会发现它们对你的演讲非常有用。
That very useful tunnel leads right up under the butler's pantry, next to the dining-hall!
那条非常有用的地道正好通到宴会厅旁边的备膳室下面！
The five has so many simultaneous effects that they are not very useful in artificially controlling the growth of crops.
这五种东西同时具有许多效应，因此它们在人为控制作物生长方面不是很有用。
Lastly, lectures are often very useful in allowing you to see directly how exponents of different views build up their arguments.
最后，讲座通常非常有用，可以让你直接看到不同观点的倡导者是如何建立他们的论点的。
他是个很棒的运动员。
Having your own computer is very useful.
自己有一台计算机用处很大。
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。
The pressure cooker is very useful for people who go out all day.
压力锅对整天外出的人非常有用。
Painkillers are very useful in small amounts to bring your temperature down.
小剂量的止痛药对于降低体温非常有用。
It was very useful to have a clear goal.
目标明确是十分有用的。
He said laughing was very useful and it was the best "medicine".
他说笑很有用，它是最好的“药”。
It is very useful and will be widely used in the future.
这非常有用，将在未来得到广泛的应用。
Computers were invented not long ago, but they are very useful for us.
电脑发明的历史虽然不长，但它们对我们却很有用。
The Internet is very useful and it can offer plenty of information to us.
互联网非常有用，它能给我们提供大量信息。
I think getting praise from strangers online isn't very useful in the long run.
从长远来看，我认为在网上得到陌生人的赞扬并不是很有用。
In fact, there are plenty of plants that are actually very useful to humans.
事实上，有很多植物对人类非常有用。
Bike sharing is very useful in our daily life although it still has some disadvantages.
共享单车在我们的日常生活中非常有用，尽管它仍然有一些缺点。
Bike sharing is very useful in our daily life although it still has some disadvantages.
共享单车在我们的日常生活中非常有用，尽管它仍然有一些缺点。
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