对学生来说,无处不在的生活现象时时刻刻都在进入他们的认知领域,成为他们的生活经验,并作为学生原有经验的一部分构成进一步学习新知的“数学现实”。我们不妨来看几个案例: For students, ubiquitous phenomena of life are constantly entering their cognitive domains, becoming their life experiences and forming the “mathematical reality” of further learning as part of the student’s original experience. Let us look at a few cases: