motivation英 [mtven] 美 [motven] n.动机;动力;诱因复数 motivations
例句Unless you are trying to lose weight to please yourself, it\'s going to be tough to keep your motivation level high
除非减肥是为了悦已，否则很难保持积极性。
Now a third and far more significant motivation presents itself.
目前又出现了支持这四个目标的第三个理由。
