名词
中文翻译：斑点
同义词：
['mark', 'markup', 'spotting']
例句：
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1. The dog has a big spot on its fur.
这只狗身上有一块很大的斑点。
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2. The painter noticed the spot on the wall and decided to fix it.
画家注意到墙上的斑点，决定修整它。
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3. The teacher spotted the student who was absent during class.
老师发现了那个缺课的学生。