单词	semigroup
释义	semigroup noun semi·​group ˈse-mē-ˌgrüp  ˈse-ˌmī-, -mi- : a mathematical set that is closed under an associative binary operation Word History First Known Use 1904, in the meaning defined above
随便看	carboxypeptidase carboxypeptidases carboy carboys carbro carbro process carbs carbuncle carbuncled carbuncles carbuncular carbungi carburan carburant carburate carburated carburates carburating carburation carburator carburet carburetant carbureted carbureted hydrogen heronsew

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