X字開頭的單詞或詞組
XPSxenopsinxenograftxistorxanthan gumX-sectionXMPX-filmXimeniaX RemotexanthinxerotripsisX-componentxylocarpxylanxenophoniaxenophobiaxenophobeXNSXANESxerosinx-ray platesx raysxyleninxtalx-ray tubeXmodemxanthousxylonXenopusX-ray filmxanthoproteic indicesxanthalinexerophytexenolxanthorrhoeaxiphinX-coordinateXEDITxantho-XinhuaX particle