单词	tusk tenon
释义	tusk tenon noun : a tenon strengthened by one or more smaller tenons underneath forming a steplike outline Word History First Known Use circa 1825, in the meaning defined above
随便看	spectral owl spectral type spectraler spectralest spectralities spectraller spectrallest spectrally spectralness spectralnesses spectre spectred spectres spectrins spectro- spectrobolometer spectrochemical analysis spectrochemistries spectrocolorimetry spectrofluorimeter spectrofluorimeters spectrofluorometer spectrofluorometers spectrofluorometric spectrofluorometries

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