名词
中文翻译：振动线
同义词：
['vibrational spectrum', 'vibrational line例句：1. The vibrational line of the crystal is very sharp.（晶体的振动线非常锐利。）']
例句：
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1. The vibrational line of the crystal is very sharp.
晶体的振动线非常锐利。
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2.The vibrational line in this region has been observed by many scientists.
这个区域的振动线已经被许多科学家观察到了。
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3.The vibrational line of the crystal is used to determine its structure.
晶体的振动线被用来确定其结构。