The student exhibited a covert response during the test, subtly indicating they did not understand the question.
学生在考试中表现出内隐反应，巧妙地暗示他们没有理解问题。
Teachers often use covert response to identify students who might be struggling with the material.
教师经常使用内隐反应来识别可能在材料上遇到困难的学生。