仅有排气孔的冷却垫也能促进笔记本电脑周围的空气流动，而且便于携带，但是如果需要更强力的冷却效果，风扇是最好的方法。
Laptop pads that have vents but no fans can also increase the air flow around your laptop and they're very portable, but for stronger cooling needs, a fan is the best way to go.
它与现金功能相似，便于携带，而且安全性高。
It has the similar function with cash and is very convenient to carry and quite safe.
你可以专门关注运动员专用的防晒霜，例如非油性喷雾，它不仅便于携带而且干得很快，不会流进眼睛。
You can also look specifically for sunscreens made for athletes, such as a non-greasy spray that is not only convenient to carry with you, but also dries quickly so that it won't run into your eyes.
本发明结构简单易生产，方便携带和使用，而且又可防雨防晒，因此可便于推广使用。
The present invention has the advantages of simple structure, easy production, convenient carry and use and rain and sun resistance, thus being easily promoted and used.
为什么要有一本电子书籍呢？电脑可以储存大量的数据资料，而且便携式电脑使所有资料便于携带。
Why an electronic book? Computers can store a ton of data and their laptop companions make all that information portable.
我很喜欢这样便于携带的牙膏管包装，而且它的效果也很好，很容易涂开来。
I really like this portable tube packaging and this cream works just as well and is much easier to spread.
而且手机便于携带，功能齐全，美观大方。
Moreover the handset is advantageous carries, the function is complete, elegant appearance.
而且手机便于携带，功能齐全，美观大方。
Moreover the handset is advantageous carries, the function is complete, elegant appearance.
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