Astronaut spacecraft bound for Earth orbit or beyond. NASA also uses the term as a title for those selected to join its Astronaut Corps. The European Space Agency similarly uses the term astronaut for members of its Astronaut Corps. By convention, an astronaut employed by the Russian Federal Space Agency (or its Soviet predecessor) is called a "cosmonaut" in English texts. The word is an anglicisation of the Russian word "kosmonavt" (, ), one who works in space outside the Earth's atmosphere, a space traveler, which derives from the Greek words "kosmos" (κόσμος), meaning "universe", and "nautes" (ναύτης), meaning "sailor". Other
Chinese as a foreign language (one year and about 8 months), to learn Mandarin. A quote attributed to William Milne, Morrison's colleague, goes that learning Chinese is Several major difficulties stand out: While English uses an alphabet, Chinese uses "hanzi", or Chinese characters, as its writing system. The "Kangxi dictionary" contains 47,035 characters (). However, most of the characters contained there are archaic and obscure. The Chart of Common Characters of Modern Chinese (), promulgated in People's Republic of China, lists 2,500 common characters and 1,000 less-than-common characters, while the Chart of Generally Utilized Characters of Modern Chinese () lists 7,000 characters, including the 3,500