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  • Commented
    Try to "shadow". That's what they do in asian schools. just repeat some audio. Try to imitate as good as possible. With some got audio software you can also speed up the file as try to speak faster. Good luck!
    0 voted
    July 7, 2014
    0
  • Corrected

    Technical document feedback

    This entry might be a little technical, but I need some feedback on the English of this article. I thought my writing was OK until a recently received critique. Thanks advanced for the help ! And please give me a *cruel* honest feedback.

    Power management is crucial to wireless sensor networks due to limited battery capacity. While there are many models for the performance of generic wireless sensor networks in the literature, a few realistic models exist that are based on specific existing wireless sensor nodes within realistic operating conditions in which it is important to accurately model radio propagation. For example, waves in a wireless sensor network operating in the 2.4GHz ISM band behaves differently from a network operating in the 60GHz mm-wave band which suffers much more attenuation. Waves propagate in different manners, attenuation is more apparent at higher frequencies, and for that reason, power levels are different. While it may seem that lower frequencies are better in terms of power consumption, higher frequencies allow for higher data rates which in turn reduces the transmission and reception times and that leads to low power consumption. Apparently there is a trad-off here. To the best of my knowledge, there are no models for wireless sensor networks operating at mm-wave frequencies. It would be interesting to tackle this area.

     

    I think this text is written scientifically and I my opinion it is OK. I just made one corrections at the start. To me it is limited (battery) capacitiy. So when you extend "battery capacity" with limited it should be placed in front of the term and not in between. I am not an native english but having studied dentistry with lots of english scientific literature I have the feeling of wrong word order when I read your article. If it would be "battery's limited capacity" I would be fine, too. 

    From a scientific point of view I wonder where the text is being used? Perhaps the way of writing seems to colloquial for its purpose?

    I think the text is well understandable, since I am not a native english, I can just compare to medical articles, which also have the same form of "speech". Since medical papers are also mostly produced by non-native spakers it will of course allways sound a little different from native language.


    0 voted
    July 6, 2014
    1
  • Corrected
    0 voted
    July 6, 2014
    0
  • Posted
    어재 italki에 레지스터 했어요. 안녕하시니까. 욕헨입니다. 저는 도길 사람이지만 슨귀스에서 살아요. 지과 위사 일 해기 때문에 슨귀스에 갔아요. 말슴을 공부를 해기 촣아요. 한 달에 한국에 가겠어서 이 달에 한국 말을 공부를 했어요. 하지만 한년 한국 드라마를 봤어요. 인터넷에 잘 책 없어요. 한국 말 ebook과 audiobook 말 해 주세요.
    July 6, 2014
    7
    0
  • Corrected
    0 voted
    July 5, 2014
    0
  • Corrected

    The situation now

    Today I planned to meet my friend.
    But my friend said to me " tomorrow would be better than today"
    So i said to her "Yeah. But maybe tomorrow we can't meet for long. Are you okay with that?"
    She replied "Um... how long can you meet me?"
    I replied " maybe... for 1 to 2hours"

     

    That's how I would say. You have to remember to use past tense! Since you are tellung us this story it already happend!

     

    0 voted
    July 5, 2014
    1