单词	其葉由榦上單生
释义	同GRASS
随便看	conversion--ratio conversion reaction conversion reformat utility conversion resolution conversion rod conversion routine conversion rule conversions conversion scale conversion spectrum conversion speed conversion--speed conversion symbol conversion system conversion table conversion table printing conversion technique conversion temperature conversion-temperature chart conversion test conversion theory conversion theory (wihkler 1930) conversion time conversion time of an analogue-to-digital converter conversion tlme