Q-tipyoudaoicibaDictYouDict[Q-tip 词源字典]
"A small, thin stick of plastic, paper, or wood with a cotton-wool swab at each end, used in personal hygiene, first aid, etc", 1920s; earliest use found in Lancaster (Ohio) Daily Eagle. From Q, the initial letter of quality + tip.[Q-tip etymology, Q-tip origin, 英语词源]