名词
中文翻译：分界线
同义词：
['boundary', 'dividing line', 'partition', 'demarcation']
例句：
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1. The artist useda diastema to create the illusion of depth in his painting.
艺术家使用分界线在他的画作中创造出深度的错觉。
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2. The scientist discovered a new diastema in the ocean's currents.
科学家在海洋的水流中发现了一个新分界线。
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3. The construction workers carefully marked the diastema between the two buildings.
建筑工人小心翼翼地标记了两座建筑物之间的分界线。