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.
Because they have been defeated, the energy of their resistance has increased aa thousandfold.
因为他们已经被打败, 他们反抗的力量会增大千百倍.
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The central screen panned to starboard and the image magnified a thousandfold.
中央屏幕转到右舷,图像放大一千倍.
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