It was strange to me why we were not allowed to buy rice, flour and sugar without these little blue, orange and yellow tokens.
当时我觉得很奇怪，如果没有这些蓝色、橙色和黄色的代币券，为什么就不能买米、面粉和糖呢？
The particles in this “glacial flour” can be very reflective, turning the water into a distinctive greenish blue.
这个“冰川粉粒”中的粒子会反射阳光，是湖水呈现出一种独特的蓝绿色。
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