homography

例句：

1. 1. The study of homography is important for language learning and teaching.
   同形学的研究对于语言学习和教学非常重要。
2. 2.The two words have the same spelling but different meanings, which is a form of homography.
   这两个词的拼写相同，但意义不同，这是一种同形现象。
3. 3. In this case, the homography is due to phonetic similarity rather than semantic similarity.
   在这种情况下，这种同形现象是由于音韵相似而非语义相似造成的。