From the earliest region-position code, and then graphemic code to the very fashionable pinyin input method, it becomes wider, faster, intelligent and humanization.
The earliest muzzle-loading rifles were more difficult to load than smoothbore muskets, but the invention of metallic cartridges made possible the development of breech-loading mechanisms.
New Zealand established the first pastorally-based deer farms in the world in 1970, and remains the world's largest and most advanced extensive deer farming industry.
Chinese and Japanese heterogamous stories originate from totemic, in which the virtual sexual relationship between man and animals is one of its kernel contents.
The first fully ocean going ship in Europe, the Carrack is a four-masted vessel developed in the Mediterranean during the 15th century, and later used throughout Europe.
Take 10 golden triangles, arrange them with their sharp points touching, and you have a golden decagon, fitting perfectly within the iris of the eye, vertices neatly touching the rim.