Braille is not a language, but it can be used by the blind to read, write, do math and even write music. Louis Braille,a Frenchman who became blind after a childhood accident, developed Braille in the 1820s. While attending an activity for the blind in Paris, Louis Braille learned tha...
1.根据第一段描述used by the blind to read, write, do math and even write music,Braille是为盲人用来读写做数学题甚至写乐谱。所以它是专门为盲人读写创造的,即盲文。 2.根据Louis Braille was just 11 years old then, but he spent almost nine years...可知在他11岁后,他花了近9年使用此代码...
W: Yeah, but I'm not used to the weather there. When I first got off the plane, the weather was still very cool. But most of the time I had to fake an umbrella and put on sunscreen to prevent my skin fro...
In a Digital Age, Braille Is Still ImportantMelissa Wiley
高中常考的时态有:一般现在时、一般过去时、一般将来时、现在进行时、过去进行时、过去将来时、现在完成时、过去完成时、将来完成时、将来进行时、现在完成进行时和过去完成进行时等。高中阶段的被动语态:主要掌握现在进行时与过去进行时的被...
(1)解析:根据句子“Braille is not a language,but it can be used by the blind to read,write...” 可判断本题答案。 答案:D (2)解析:根据句子“Braille was just 11 years old then,but he spent almost nine years...”可算出本题答案。 答案:C (3)解析:根据句子“Braille includes letters,...
Here are two examples of young inventors:Louis Braille went blind when he was a child. When he was fifteen, he invented a system of reading and writing for blind people that is still used in most countries today.As a young man, George Nissen was watching some artists performing in a ...
Frank H. Hall, the superintendent of the Illinois School for the Blind, invented the first widely-used braillewriter in 1892. For several decades, the Perkins School for the Blind developed several more models of braillewriters based on this design. In the 1930s, Perkins set to work designing...
Although differences of opinion still exist,there appears to be some agreement that X refers to… X is a commonly-used notion in language learning and yet it is a concept difficult to define precisely. 指定专有名词在文章或论文中的使用方式 ...
Sundials were still being widely used as late as the 19th Century. Our use of time measurement units like minutes and seconds, which were originally radial angle measurements in geometry, probably arises from this method of measuring the time of day. The water clock, or clepsydra, is, along ...