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每天有两个小伙子来我家楼前卖牛奶。早来的这位连吹好几遍哨子也招不来几个人。等后边这位来时,不容他放好车,买奶的人们就一下子拥了上去,带来的牛奶一会儿就卖光了,还经常不够卖。问其故,一位老太太说:“前边的奶稀。” 牛奶本无稀稠之分,之所以变稀,无非是卖奶人利用了水乳交融的原理耍了小聪明。虽然人们用肉眼看不出牛奶里对了水,但煮奶时有感觉,喝奶时品得出。上过当的人
Every day, two young men come to our house to sell milk. Earlier, this whistle blown for several times could not attract several people. Waiting for the latter to come, he would not allow him to put a good car. The people who bought milk would immediately take it up. The milk that they brought would soon be sold out, and it would often not be enough to sell. To ask why, an old lady said: “The milk in front of you is thin.” The milk is not thick and thin. The reason why it is thinning is nothing more than a clever use of milk and milk. Although people do not see the water in the milk, they feel it when they make milk, and they drink when they drink milk. People who have been past