c to c c to c center to center
C到C， C到C，中心到中心
以上为机器翻译结果，长、整句建议使用 人工翻译 。
So, why don't you go ahead and tell me, keeping that in mind, which atom in terms of h c or n would you expect to be in the center of hydrogen cyanide?
那么，请大家来告诉我，并且记住它，你认为氢，碳和氮中哪个原子,应该在氰化氢的中间呢？
麻省理工公开课 - 化学原理课程节选
C. recreation center in what used to be Marion Barry country for a mayoral-candidate forum.
CNN: Can Tony Williams Save D.C.?
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