deep /di:p/ I. adj.深,深刻:dig a deep well挖一眼深井;be in deep thought 陷入深思;a house deep in the forest 森林深处的一幢房子The river is not deep; you can walk through it.河不深,你可淌水过去。The snow was several feet deep at some places.有的地方雪深数英尺。 ‖II. adv.1.深深地: She went deep into the woods. 她走向森林深处。They dug deep for the treasure. 他们在地上深挖找宝。2.时间上很晚:They danced deep into the night. 他们跳舞直至深夜。
deeply adv. 深,深深地,深入地
[辨析] deep和deeply均可作副词用,无绝对区别。在涉及到具体的空间深度和时间的推移时,多用deep 如:go deep into the jungle 进入丛林深处;see deep into the future 洞察未来;be buried deep 深埋。而在修饰过去分词、形容词时, 只能用deeply,如:deeply moved/touched 深受感动;deeply impressed 留下深刻的印象;deeply grateful 深表谢意;deeply sorry深表歉意等。