上自然常识课的时候,我们对空气进行了研究。老师问大家:“什么是空气?你们拿点空气来让老师看看。”大家伸出手来,想抓一把空气,想捧一捧空气,但都没能捕捉到空气。“要是有塑料袋,就能把空气装进去了。”佐佐木这么一说,老师就给了每一位同学一个小塑料袋。我右手拿着塑料袋,从上往下这么一抄,然后马上把袋口系紧。塑料袋一下子就鼓了 On the natural common sense class, we studied the air. The teacher asks everyone: “What is air? You take some air to let the teacher see. ” Everyone reached out, trying to catch an air, trying to hold a handful of air, but failed to capture the air. “If you have a plastic bag, you can put the air in. ” Sasaki said so, the teacher gave every student a small plastic bag. My right hand holding a plastic bag, copy from top to bottom, and then immediately close the bag mouth. Plastic bags at once drummed