同位素离子 isotopic ion ; isotope ion ; ion isotope ; isotopic equilibrium ion 碘同位素 iodine isotope ; Iodine isotope ; iodine isotopes .
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The experiment involved irregular ion movement theory and isotope theory.
这项实验涉及了不规则离子运动理论和同位素理论。
The researchers used what's called an ion microscope to compare the amount of normal hydrogen in the moon rocks to the amount of the hydrogen isotope deuterium, which carries an extra neutron.
研究人员利用所谓的离子显微镜来比较月球岩石中正常的氢元素含量及同位素氘的含量，元素氘比氢多带一个中子。
The researchers used what’s called an ion microscope to compare the amount of normal hydrogen in the moon rocks to the amount of the hydrogen isotope deuterium, which carries an extra neutron.
科学家用到了一种叫离子显微镜的仪器，来比较月球岩石上氢的含量与重氢含量（重氢比普通氢多带有一个中子）。
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