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2024年5月16日 · human skeleton, the internal skeleton that serves as a framework for the body. This framework consists of many individual bones and cartilages. There also are bands of fibrous connective tissue —the ligaments and the tendons —in intimate relationship with the parts of the skeleton. This article is concerned primarily with the gross ...
list of countries. Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors. This is an alphabetically ordered list of the ...
On This Day In History: anniversaries, birthdays, major events, and time capsules. This day's facts in the arts, politics, and sciences. Jordanian-born Iraqi militant Abu Musab al-Zarqawi—the self-styled leader in Iraq of the Islamic militant group al-Qaeda, thought by many to have been the mastermind behind numerous terrorist acts—was killed in a U.S. military air strike.
As the head of the government of the United States, the president is arguably the most powerful government official in the world. The president is elected to a four-year term via an electoral college system. Since the Twenty-second Amendment was adopted in 1951, the American presidency has been
2024年5月28日 · water pollution, the release of substances into subsurface groundwater or into lakes, streams, rivers, estuaries, and oceans to the point that the substances interfere with beneficial use of the water or with the natural functioning of ecosystems.
2024年4月24日 · Moving water is the most important natural erosional agent. The wastage of the sea coast, or coastal erosion, is brought about mainly by the action of sea waves but also, in part, by the disintegration or degradation of sea cliffs by atmospheric agents such as rain, frost, and tidal scour.
3 天前 · Born: December 13, 1989, West Reading, Pennsylvania, U.S. (age 34) Awards And Honors: Grammy Award (2024) “Time” Person of the Year (2023) Grammy Award (2021) Grammy Award (2011) Grammy Award (2009) Emmy Award (2015): Outstanding Creative Achievement in Interactive Media - Original Interactive Program.
