单词	sustainment
释义	sustainment noun sus·​tain·​ment səˈstānmənt plural -s : the act of sustaining : maintenance, support Word History Etymology sustain + -ment
随便看	Pujunan pujunans puka pukae Pukapuka pukas Pukaskwa National Park pukatea pukateine puke puke his guts out puked pukeka pukekas pukeko pukekos puker pukers pukes pukeweed Pukhtun pukhtuns puking pukka pukkaer

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