an army captain, reported to the Academy of Sciences on a system of raised dots and dashes which enabled soldiers to read messages in the dark.Later, Barbier brought his invention to the Institution.After experimenting with it, young Braille produced a writing system using only dots, from which...
Other forms of nonlinguistic (非语言的) language can be found in Braille (asystem of raised dots read with the fingertips),signal flags,Morse code,and smoke signals.Road maps and picture signs also guide,warn,and instruct people.While verbal form is the most common form of language,other ...
Language is the most common form of Communication. G. Tourists are not able to use all oral form of communication. H. Ideas and thoughts can be passed on by body language. 50.Which form could be most commonly used among blind people? I. Picture signs. J. Braille. K. Body lang...
A new report makes it clear that when it comes to the life satisfaction of UK citizens, the ball is in the government's court. For some time, sensible people have been arguing that governments need to focus less on economic growth and more on the wellbeing(幸福)of citizens. Be careful ...