Why it is so difficult to understand neytiv-speakers English?

The one and only word in the electronic message brought the international companies huge financial losses. The message was sent by the native speaker to the colleague not carrier, tells the Air Force. Having checked the difficult word according to the dictionary, that found two opposite values. Also chose the incorrect. In some months the project broke, having cost companies hundreds thousands dollars. That it was for the word, the communication and cross-cultural preparation expert from United Kingdom Chia Suan of Chong does not specify — the word very highly specialized and can give out company. As it became clear later, everything got out of hand, therefore...