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1 天前 · It was devised by the International Phonetic Association in the late 19th century as a standardized representation of speech sounds in written form. [1] The IPA is used by lexicographers, foreign language students and teachers, linguists, speech–language pathologists, singers, actors, constructed language creators, and translators.
2 天前 · ISO 639 is a standardized nomenclature used to classify languages. Each language is assigned a two-letter (set 1) and three-letter lowercase abbreviation (sets 2–5). Part 1 of the standard, ISO 639-1 defines the two-letter codes, and Part 3 (2007), ISO 639-3, defines the three-letter codes, aiming to cover all known natural languages, largely superseding the ISO 639-2 three-letter code standard.
2 天前 · Creation and naming A cartoon threatening that the KKK will lynch scalawags (left) and carpetbaggers (right) on March 4, 1869, the day President Grant takes office.Tuscaloosa, Alabama, Independent Monitor, September 1, 1868. Six Confederate veterans from Pulaski, Tennessee, created the original Ku Klux Klan on December 24, 1865, shortly after the Civil War, during the Reconstruction of the South.
2 天前 · A map of Europe, with ISO 3166-1 alpha-2 codes in place of the full names of countries and other territories. 'Exceptional reservations' codes CQ, EU and UK are not shown. ISO 3166-1 alpha-2 codes are two-letter country codes defined in ISO 3166-1, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), to represent countries, dependent territories ...
1 天前 · Japanese (日本語, Nihongo, [ɲihoŋɡo] ⓘ) is the principal language of the Japonic language family spoken by the Japanese people. It has around 120 million speakers, primarily in Japan, the only country where it is the national language, and within the Japanese diaspora worldwide. The Japonic family also includes the Ryukyuan languages ...
1 天前 · Letters. The basic Arabic alphabet contains 28 letters. Forms using the Arabic script to write other languages added and removed letters: for example Persian, Ottoman Turkish, Kurdish, Urdu, Sindhi, Azerbaijani, Malay, Acehnese, Banjarese, Javanese, Pashto, Punjabi, Uyghur, Arwi and Arabi Malayalam all have additional letters in their alphabets.
2 天前 · In mathematics, the Pythagorean theorem or Pythagoras' theorem is a fundamental relation in Euclidean geometry between the three sides of a right triangle. It states that the area of the square whose side is the hypotenuse (the side opposite the right angle) is equal to the sum of the areas of the squares on the other two sides.
