X字開頭的單詞或詞組
xanthoproteinxenon monohalidexylylchloridexanthocystinexenoplastic transplantationxenon tetrafluoridexylylene dichloridesxanthomatous cirrhosisxdxiphodymusxylene dichlorideX-ray absorptionX-ray fluorescence analysisxylenol carboxylic acidxylose clearance testxanthinoxidasexanthodontxylidenesxerosis infantilisxylose isomerasex squaredxanthinol niacinatexerosis epithelialis corneaexylosuriaxylene tetrachloridexanthosine monophosphatexylylene bromidexeroderma ichthyoticaxylosonexenolithsxylosic acidxanthine testxiamenxyloketosuriaxanthogranulomatosisxlibxylene trichloridexiphodidymusxxiiixylose tolerance testx-linkedxanthoplasty
