Astronaut transfer van Astronaut transfer van The astronaut transfer van, also known as the Astrovan, is a NASA vehicle used at the Kennedy Space Center to transport astronauts from the Operations and Checkout Building to the launch pad before a launch mission, to the pad for launch dress rehearsals, and back to Operations and Checkout Building following a shuttle landing. According to driver Ronnie King, the astronauts like the history-filled vehicle, even if it is somewhat old, and even argued against upgrading the vehicle. "We were staged to get a new one," King said, and added that word came that the rookie astronauts
Chinese as a foreign language neutral (轻声，denoted as no-mark in Pinyin) although the official name of the tones is Four Tones. Many other Chinese dialects have more, for example, Cantonese has six (often numbered as nine, but three are duplicates). In most Western languages, tones are only used to express emphasis or emotion, not to distinguish meanings as in Chinese. A French Jesuit, in a letter, relates how the Chinese tones cause a problem for understanding: Moser also stated that tones were a contributing factor to the difficulty of learning Chinese, partly because it is difficult for non-native learners to know how to convey emotion