say nothing of

例句：

1. 1. He was so angrythat he couldn't even say anythingof the incident.
   他非常生气，以至于连这件事都不愿意提。
2. 2. Shesaid nothing of her plansfor the party.
   她对晚会的计划守口如瓶。
3. 3. The teachersaid nothing of the students' performance inclass.
   老师对学生们在课堂上的表现闭口不提。