详细解释:vi. 走向岔道, 离题, 扯到枝节上
词型变化：
动词过去式:digressed过去分词:digressed现在分词:digressing第三人称单数:digresses英语解释：
动词 digress:
lose clarity or turn aside especially from the main subject of attention or course of argument in writing, thinking, or speaking同义词：stray, divagate, wander