The Chinese word "丘吉尔" is formed through phonetic transliteration of the English name "Churchill", with each character representing a syllable: "丘" (qiū) approximates "Chur", "吉" (jí) approximates "chil", and "尔" (ěr) approximates the "l" sound, combining to replicate the name's pronunciation without regard to the individual characters' meanings.