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Coronaviruses are a group of RNA viruses. [5] [6] They cause diseases in birds and mammals, including humans. These diseases can be mild, or they can be fatal. In humans and birds, they cause respiratory tract infections. Mild illnesses in humans include some cases of the common cold (which is also caused by other viruses, for example ...
COVID-19 pandemic. / 30.61972°N 114.25778°E / 30.61972; 114.25778. The COVID-19 pandemic, also called the coronavirus pandemic, was a world-wide pandemic of coronavirus disease 2019 (COVID-19). It is caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
24-hour clock. The 24-hour clock is a way of telling the time in which the day runs from midnight to midnight and is divided into 24 hours, numbered from 0 to 23. It does not use a.m. or p.m. This system is also referred to (only in the United States and the English speaking parts of Canada) as military time [1] or (only in the United Kingdom ...
Wikipedia is an encyclopedia that is written by many of its readers. It is a special type of website called a wiki, that makes working together easy. Many people are always improving Wikipedia, making many changes every day. You can see what changes people make on the page histories of articles and the new changes pages.
Meanings for J. In calendars, J can sometimes mean these months - January, June, or July. In a deck of playing cards, J is used to mark each of the jacks. It can also be used as a initial for people with first or middle names such as Jack, James, John, Jesus, or Jason. The Simple English Wiktionary has a definition for: j.
Nephew and niece. A nephew is the son of someone's brother or sister. A niece is the daughter of the person's brother or sister. To the nephew or niece, the person is their uncle or aunt. The relationship of aunt/uncle to niece/nephew is an example of second-degree relatives, meaning that their coefficient of relationship is 25%.
Beijing. / 39.917°N 116.383°E / 39.917; 116.383. Beijing is the capital of the People's Republic of China. The city used to be known as Peking. It is in the northern and eastern parts of the country. Having more that 21 million residents, it is one of the most populous capital cities. The city of Beijing has played a very important ...
