en·large/ɪn`lɑrdʒ; ɪnˈlɑːdʒ/ v [T] to make something bigger （使）扩大，扩充: I'm going to get some of these pictures enlarged. 我打算把这些照片其中的一部分放大。
enlarge on sth to give more details or facts about something you have already mentioned 详述，细说: Mrs Bye did not enlarge on what she meant by 'unsuitable'. 拜伊夫人对自己说的“不合适”一词并没有作具体说明。