0 Old HSK word(s):



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Hsk Characters:

HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual




Challenger [tiao3 zhan4 zhe3 hao4 tai4 kong1 suo1] 挑战者号太空梭
Discovery [fa1 xian4 hao4 tai4 kong1 suo1] 发现号太空梭