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| 1. | have slightly different masses, their energy levels are shifted a little, causing their spectra to differ |
| 由于各同位素的质量稍有不同，它们的能级也稍稍移动了，这就使它们的光谱也略有不同。 |
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| -- 来源 -- 英汉非文学 - 科技 - jiguangdeyingyong |
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| 2. | so now they differ slightly both from the ancestors which colonised the island and from their nearest |
| 与最初居住在岛上的祖先及在世上 其他地方居住的近亲已有点不同 |
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| 3. | The two measures differ slightly and have different uses. " |
| "1升溶液中溶质的莫耳数是它的体积克分子浓度(M);1,000克溶液中溶质的莫耳数是它的重量克分子浓度(m)。这两种量度稍有不同,有不同的用途。" |
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