科学家分析了一下牛奶,发现里面水分过多。
The scientist analyzed the milk and found it contained too much water.
他表示,这些斑点通常是由于水分过多造成的。
土壤水分过多或缺乏,都导致固氮活性极大降低。
Deficiency or excess of water in the soil could cause the tremendous decline of the nitrogenase activity.
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