retrolingual

例句：

1. 1.She was able to pronounce the word "retrolingual" correctly.
   她能够正确地发音“回舌音”。
2. 2. The teacher explained how to pronounce the word "retrolingual."
   老师解释了如何正确发音这个词。
3. 3. In some languages, the word "retrolingual" is used to describe a specific sound.
   在某些语言中，“回舌音”这个词被用来描述一种特定的发音。