双语例句原声例句
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举个例子，这个例子表明金属元素，第一族和第二族，与一些非金属元素，在这里，第五族，第六族，和第七族。
Here is an example that shows some very, very metallic elements, groups one and two, and some non-metallic elements over here, five, six and seven.
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Here is an example that shows some very, very metallic elements, groups one and two, and some non-metallic elements over here, five, six and seven.
举个例子,这个例子表明金属元素，第一族和第二族，与一些非金属元素,在这里，第五族，第六族，和第七族。
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All of these from the group one and two through the group five and six elements, but what about elements, what about molecules like hydrogen, or nitrogen, or maybe oxygen?
所有的这些都是来自于第一主族和第二组主族,到第五主族和第六组主族的悬殊，那么元素呢，比如氢气，氮气或氧气那样的分子呢？
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