1. lose clarity or turn aside especially from the main subject of attention or course of argument in writing, thinking, or speaking;

   "She always digresses when telling a story"
   "her mind wanders"
   "Don't digress when you give a lecture"
   

2. wander from a direct or straight course

1.离题;偏离主题
If youdigress, you move away from the subject you are talking or writing about and talk or write about something different for a while.

e.g. I've digressed a little to explain the situation so far, so let me now recap...
刚才我稍稍离题说明了迄今的情况，现在让我来概述一下。
e.g. She digressed from her prepared speech to pay tribute to the President.
她脱离了发言稿的主题，对总统给予了高度赞扬。

1. 离开本题：dignify#使尊荣;使显贵 |digress#离开本题 | dilate#使膨胀;使扩大

2. digress的翻译

2. 离题：diminish减少,消失; |digress离题; | divide分开;

3. 离正题,入歧路：divorce 離婚 |digress 離正題,入歧路 | dys- 不良、惡、困難

4. 走向岔道：digraph 两字母一音 |digress 走向岔道 |digressdigression 扯到枝节上