If you digress, you move away from the subject you are talking or writing about and talk or write about something different for a while.
例句
I've digressed a little to explain the situation so far, so let me now recap...剛才我稍稍離題說明了迄今的情況，現(xiàn)在讓我來概述一下。She digressed from her prepared speech to pay tribute to the President.她脫離了發(fā)言稿的主題，對總統(tǒng)給予了高度贊揚(yáng)。
英漢詞典釋義
n.
離題;脫軌
The audience cried the speaker down as soon as he started on a third digression.當(dāng)發(fā)言人第三次扯到題外去時(shí)聽眾發(fā)出喊聲,使他講不下去。
英英詞典釋義
Noun
1. a message that departs from the main subject
2. a turning aside (of your course or attention or concern);
"a diversion from the main highway""a digression into irrelevant details""a deflection from his goal"