The effect of anions could be neglected.

阴离子对电流效率的作用可以忽略。

It 'shows a thousandfold selectivity for fluoride over other common anions.

它对氟离子的选择性比其它普通阴离子高几千倍。

If one goes to a place full of anions, one will feel refreshed and energetic.

在负离子充沛的地方，人们感到心旷神怡、精神振奋。

If all anions in the serum were measured and accounted for, there would be no gap.

如果血浆中所有的阴离子都能被测定并计算，那就不存在这个间隙。

Such process can also release anions , which can adjust the pH of water to slight basic.

释放一定的负离子，调整水的酸碱度使水呈弱碱性。