X字開頭的單詞或詞組
xiphocostalxylene muskxylidinic acidxylocassiaX-ray spectrometerxanthoxylinxylic acidxylosazonex-ray bathxylorcinolX-ray absorption spectrometryX-ray photometerxanthoma palpebrarumxanthoproteic testxylene chloridexylene dihalidexylographicalxerographic printerxylyl chloridexanthoma planumxanthothricinxanthophosexylite-phthalic resinx-ray illominatorxanthodontousxylene monosulfonic acidX-ray microscopexeroderma of Kaposixanthochroousxanthoma cellsxanthorhamninXanthoxylum schinnifoliumxerocollyriumxylylene glycolxanthopicritexanthydrol reactionxenon tetrafluorideXMS memory lockedX-ray luminescencexanthosis of septum nasixiixanthodont
