名词中文翻译
中文翻译：斑点
同义词：
['spot', 'pinpoint', 'speck']
例句：
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1.The astronomer observed the star with a telescope and found an astigma in its spectrum.
天文学家用望远镜观察这颗星，发现它的光谱中有一个小点。
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2. The artist drew a detailed portrait of the woman with several astigmas on her face.
艺术家画了一幅详细的肖像画，女人的脸上有几个小点。
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3. The scientist discovered that the astigma was caused by a rare genetic mutation.
科学家发现这个小点是由一种罕见的基因突变造成的。