当学生感到孤立或困惑，他们提出的问题没有被回答时，他们继续学习的动力就开始减弱。
When students feel isolated or confused and reach out with questions that go unanswered, their motivation to continue begins to fade.
当学生感到孤立或困惑，他们提出的问题没有被回答时，他们继续学习的动力就开始减弱。
When students feel isolated or confused and reach out with questions that go unanswered, their motivation to continue begins to fade.
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