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原题回放课堂上,老师说:“今天我们来做个小实验。”随后,他拿出一个装满石块的玻璃广口瓶,放在讲台上,问道:“瓶子满了吗?”所有学生答:“满了!”“真的?”老师从桌下拿出一小桶沙子,慢慢倒进去。沙子填满了石块的
The original topic replays the class, the teacher said: “Today we have to do a little experiment.” “Then he took out a glass jug filled with stones and put it on the podium and asked:” The bottle is full “All students A: ” Full! “” Really? "The teacher took a small bucket of sand from the table and slowly poured it in. The sand is filled with stones