X字开头的单词或词组
xylyl-mercaptanx-ray fluorimetryX-ray escape peakxanthationXanthium spinosumxiiix-bandX-ray spectrum analysisxanthogranulomaxerographic copyxerophilousxeroformxanthidexanthylxenon lampxeromycteriaxeronic acidxial skeletonxylose coacentration testxerosis parenchymatosusxylulosexylene equivalentxylidino-X-ray activation analysisxenophobic racismxylylene chlorideX-ray shieldxanthyliumxenazoic acidXWindowsx-ray thickness gagexantho-protein reactionXenopsylla brasiliensisxiphopagotomyX.25 interfaceXanthoxylum bungeixenon fluoridexipamideX-ray fault detectorxanthoglobulinxiphocostal ligamentsxiphodynia
