willpower
n. 意志力,毅力
例句
Your feelings about your willpower affect the way you behave.
你对意志力的感受会影响你的行为方式。
Willpower isn't some immutable trait we're either born with or not.
意志力不是我们与生俱来且不可改变的特质。
Willpower is most dynamic when applied to positive, uplifting purposes.
意志力在用于积极向上的目标时是最具活力的。