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6 天前 · QWERTY ( / ˈkwɜːrti / KWUR-tee) is a keyboard layout for Latin-script alphabets. The name comes from the order of the first six keys on the top letter row of the keyboard: Q W E R T Y. The QWERTY design is based on a layout included in the Sholes and Glidden typewriter sold via E. Remington and Sons from 1874.
3 天前 · CRISPR (/ˈkrɪspər/) (an acronym for clustered regularly interspaced short palindromic repeats) is a family of DNA sequences found in the genomes of prokaryotic organisms such as bacteria and archaea.[2] These sequences are derived from DNA fragments of bacteriophages that had previously infected the prokaryote. They are used to detect and ...
3 天前 · Hong Kong [d] is a special administrative region of the People's Republic of China. With 7.4 million residents of various nationalities [e] in a 1,104-square-kilometre (426 sq mi) territory, Hong Kong is one of the most densely populated territories in the world. Hong Kong was established as a colony of the British Empire after the Qing dynasty ...
1 天前 · C ( pronounced / ˈsiː / – like the letter c) [6] is a general-purpose computer programming language. It was created in the 1970s by Dennis Ritchie, and remains very widely used and influential. By design, C's features cleanly reflect the capabilities of the targeted CPUs. It has found lasting use in operating systems, device drivers, and ...
3 天前 · Tuberculosis ( TB ), also known colloquially as the " white death ", or historically as consumption, [7] is an infectious disease usually caused by Mycobacterium tuberculosis (MTB) bacteria. [1] Tuberculosis generally affects the lungs, but it can also affect other parts of the body. [1] Most infections show no symptoms, in which case it is ...
19 小時前 · Shinto. The torii gateway to the Itsukushima Shrine in Hiroshima Prefecture, Japan, one of the most famous examples in the country. [1] Torii mark the entrance to Shinto shrines and are recognizable symbols of the religion. Shinto ( Japanese: 神道, romanized : Shintō) is a religion originating from Japan.
19 小時前 · Eminem uses alter egos in his songs for different rapping styles and subject matter. His best-known alter ego, Slim Shady, first appeared on the Slim Shady EP and was in The Slim Shady LP, The Marshall Mathers LP, The Eminem Show, Encore, Relapse, The Marshall Mathers LP 2, Kamikaze and Music to Be Murdered By..
