你的意志力存量是有限的。
这个研究同时也表明我们绝大多数人的意志力都是有限的，并且很容易被耗尽。
The same research, though, also suggests that most of us have a limited amount of will power and that it's easily exhausted.
研究表明意志力是有限资源。
Research has clearly demonstrated that willpower is a limited resource.
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