NASA Astronaut Corps their home agency but trained with and serve alongside their NASA counterparts. International astronauts, Payload Specialists, and Spaceflight Participants are not considered members of the NASA Astronaut Corps. The term "Astronaut Candidate" (informally "ASCAN") refers to individuals who have been selected by NASA as candidates for the NASA Astronaut Corps and are currently undergoing a candidacy training program at the Johnson Space Center. The most recent class of Astronaut Candidates was selected in 2017 after receiving more than 18,300 applications. Upon completion of a two-year training program, they will be promoted to the rank of Astronaut. Selection as an Astronaut
Chinese as a foreign language late 16th century. Among the first were the Italian Jesuits, Michele Ruggieri and Matteo Ricci. They mastered the language without the aid of any grammar books or dictionaries, and are often viewed as the first Western sinologists. Ruggeiri set up a school in Macau, which was the first for teaching foreigners Chinese and translated part of the "Great Learning" into Latin. This was the first translation of a Confucian classic into any European language. He also wrote a religious tract in Chinese, the first Chinese book written by a Westerner. Matteo Ricci brought Western sciences to China, and became a