细微差别

例句：

1. 1. The artist's brushstrokes reveal subtle differences in the painting.
   艺术家的笔触揭示了画作中微妙的差异。
2. 2. The difference between the two versions is so small that it can be easily overlooked.
   两种版本之间的差异如此之小，以至于很容易被忽视。
3. 3. The scientist used a microscope to detect minute differences in the DNA sequence.
   科学家使用显微镜来检测DNA序列中的微小差异。