jejunitas

例句：

1. 1. I'm not sure what jejunitas is, but it seems like a strange word to me.
   我不知道jejunitas是什么，但对我来说听起来很奇怪。
2. 2. The teacher asked the students to explain the meaning of jejunitas in their ownwords.
   老师要求学生们用自己的话解释jejunitas的意思。
3. 3. The book on jejunitas was interesting and informative.
   关于jejunitas的书很有趣也很有信息量。