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瓶颈首先是生活中的一个自然现象。没有瓶颈,怎好盛装酒、醋等液体物品?岂不都成了杯子?既然存在瓶颈,那就有了相应的故事:某部儿童电影讲到,国外有位专家将5个彩球系上线以后,放入一个瓶口只比彩球稍大的瓶子里,然后请5名小学生各提一球,第一个提出来的可得一尊金牛样的奖品。据说在很多国家的小学生中测试,均无人获奖,因为选手们都争
The bottleneck is first and foremost a natural phenomenon in life. No bottleneck, how to hold wine, vinegar and other liquid items? Not all have become a cup? Since there is a bottleneck, then there is a corresponding story: a child’s movie said, a foreign expert will be on the line of five balls Later, put in a bottle that is only slightly larger than the color of the ball, and then ask five elementary school students to mention one ball each. The first person to present will receive a golden bull-like prize. It is said that none of the students tested in primary schools in many countries won awards because the contestants competed.