Here below you have a sample of a mix of more colours.
下图中，你可以看到不同颜色混合的一个例子。
Should I mix the milk sample before testing?
测试前是否应该搅拌牛奶？
Mix the sample. Close the cup tightly.
用杯盖将样品杯盖严。
In principle, you need to mix the sample before you take it.
原则上，在取样前需要混合样品。
In principle, you need to mix the sample before you take it.
原则上，在取样前需要混合样品。
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