用符号表示风向,学生很容易混淆箭头的指向,有的把西北风表示成了东南风,针对这一情况,在记忆风向吋,我就引导学生记住图形、“斗字架”上的上北下南、左西右东,并着重强调风向的箭头是指向十字中心的,从什么方向指向中心 With the sign indicating the direction of the wind, the students can easily confuse the direction of the arrow, and some express the northwest wind as the southeastern wind. In response to this situation, in the memory of the wind, I guide the students to remember the graphic and " North to south, left west to east, with emphasis on the direction of the wind is pointing to the cross center, from what direction to the center