ubiquity (n.)youdaoicibaDictYouDict[ubiquity 词源字典]
"omnipresence," 1570s, from Modern Latin ubiquitas, from Latin ubique "everywhere," from ubi "where" (see ubi) + que "any, also, and, ever," as a suffix giving universal meaning to the word it is attached to, from PIE root *kwe "and." Originally a Lutheran theological position maintaining the omnipresence of Christ.[ubiquity etymology, ubiquity origin, 英语词源]