deep: adj.1.深的；深处的；…深的，有深度的。2.深远的；深奥的，奥妙的；深谋远虑的。3.深陷…中；埋头…中，热中于 (in)。4.重大的，深刻的。5.(同情等)强烈的，痛切的，深厚的。6.心计深的，奸滑的。7.(颜色)浓厚的。8.(声音等)深沉的。短语和例子The lot is 100 feet deep. 地基进深100英尺。 soldiers four rows dee
Keep quiet. father is deep in thought . 安静些，爸爸在沉思。
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It seemed to me that you were deep in thought 看起来似乎你正在陷入沉思
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He is deep in thought 他陷入沉思
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He had been deep in thought since he left the last station , and still went on thinking of the same thingof something so important that he did not notice what was passing around him 他在前一站就已陷入沉思状态中，还在继续想到一桩如此重要的事情，以致于丝毫没有注意他周围发生的一切。
