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17 小時前 · Social media. Social media are interactive technologies that facilitate the creation, sharing and aggregation of content, ideas, interests, and other forms of expression through virtual communities and networks. [1] [2] Although not unchallenged, [3] [4] common features include: [2] Online platforms that enable users to create and share content ...
1 天前 · Los Angeles, often referred to by its initials L.A., is the most populous city in the U.S. state of California.With roughly 3.9 million residents within the city limits as of 2020, Los Angeles is the second-most populous city in the United States, behind only New York City; it is also the commercial, financial and cultural center of Southern California.
1 天前 · James Augustine Aloysius Joyce (2 February 1882 – 13 January 1941) was an Irish novelist, poet and literary critic. He contributed to the modernist avant-garde movement and is regarded as one of the most influential and important writers of the 20th century. Joyce's novel Ulysses (1922) is a landmark in which the episodes of Homer 's Odyssey ...
17 小時前 · 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 ...
17 小時前 · China's was the only major world economy to experience GDP growth in 2020, when its GDP increased by 2.3%. [101] However, it posted one of its worst economic performances in decades because of COVID-19 in 2022. [102] In 2023, IMF predicted China to continue being one of the fastest growing major economies. [103]
17 小時前 · Four UN members (Cuba, Liechtenstein, Monaco and North Korea) do not belong to the IMF hence their economies are not ranked below. Kosovo, despite not being a member of the United Nations, is a member of IMF. Taiwan is not a IMF member but it is still listed in the official IMF indices. Several leading GDP-per-capita (nominal) jurisdictions may ...
17 小時前 · The Sun consists mainly of the elements hydrogen and helium.At this time in the Sun's life, they account for 74.9% and 23.8%, respectively, of the mass of the Sun in the photosphere. All heavier elements, called metals in astronomy, account for less than 2% of the mass, with oxygen (roughly 1% of the Sun's mass), carbon (0.3%), neon (0.2%), and iron (0.2%) being the most abundant.
