贞洁

例句：

1. 1. She has a reputation for being very honest and upright.
   她以非常诚实和正直而闻名。
2. 2. The couple's marriage is built on the foundation of mutual respect and loyalty.
   这对夫妇的婚姻建立在相互尊重和忠诚的基础上。
3. 3. He was accused of being unfaithful to his wife, but he always maintained his innocence.
   他被指控对妻子不忠，但他一直坚称自己的清白。