家乡的杏子熟了....

《时尚与环保的最新调研》主讲人：美国棉花公司亚洲供应链营销副总监William Kimbrel先生

简单来讲，买假钻，就是对不起我们的智商。更何况假钻的价值，每年都在以20%的跌幅下降，越来越不值钱。往后买假钻的人，只会越买越亏，到最后，变成买到一堆没人要的透明石头。

“争做交通文明小使者”新时代交通安全宣讲

这个“可以吃的小镇”名声越来越大，吸引了不少人特地前来打卡。

改变世界，无法一朝一夕，但绝对是一点一滴。只要怀抱着让这个世界更美好的心，再渺小的人，也能有撬动地球的能量。

2019-08-23 15:39:00

Guide to Paper Currency] The fourth edition of 50 yuan paper currency, as the currency with relatively large face value issued in China's RMB, was a huge sum of money at the bottom of the closet in the 1980s and 1990s, so many old people still have it. Now with the withdrawal of the fourth set of RMB, their collection value has also soared. [Paper Money Introduction] I believe everyone knows this 50 yuan in the picture, yes! This 50 yuan is the 90th edition of 50 yuan. As we all know, of the four editions of 50 yuan banknotes, the 80th edition of 50 yuan is recognized as the fourth edition currency king. Now an ordinary one is worth more than 2,000 yuan. So, what is the value of this 90th edition in the picture?

樱木花道第一次打篮球，居然一个球也进不了

因为实际上，在假钻的生产过程中，根本没有实验室培育这回事！这世界大多数的人造钻石，都是在工厂里，3小时大量制造的。而就算有，那也只是少数，原因很简单：成本过高。

根据标普全球 (S&P Global) 旗下独立调研公司Trucost ESG Analysis统计，人造钻石的年平均碳排放量，是天然钻石的3倍之多！而每小时的平均用电量，则高达250千瓦，相当于一个美国家庭，生活8.7天的所需电量！

胡韵画家《满目青山夕照明》

虽然只是一个普通讲师，但他一直致力于向学生传输可持续发展的理念。

为什么会产生龙卷风呢？

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