Liu Boming (astronaut) space walk. Liu wore a Russian Orlan-M spacesuit, while Zhai wore the Chinese-made Feitian space suit. Liu remained in the open portal of the orbital module, assisting Zhai on his spacewalk; later in the space walk, Liu also performed a stand-up extra-vehicular activity, partially leaving the orbital module in order to hand Zhai a Chinese flag. After the spacewalk, Liu said in an interview that his inspiration and idols have always been Neil Armstrong and Yuri Gagarin. Liu Boming (astronaut) Liu Boming (; born September 1966) is a Chinese pilot selected as part of the Shenzhou program. A fighter pilot
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