bissextile

例句：

1. 1.He is a bisexual man who loves both men and women.
   他是一个双性恋的男人，既喜欢男人也喜欢女人。
2. 2.She was born with ambiguous features that made it difficult for her to be recognized.
   她出生时有模糊的特征，这使她难以被识别。
3. 3. The ambiguous relationship between the two countries has caused tension in the region.
   这两个国家之间的暧昧关系在该地区引起了紧张。