apprehend/ˌæp.rəˈhend/动词逮捕;拘捕The police have finally apprehended the killer.警察终于抓住了凶手。领会;理解;懂得It is important to apprehend the main idea of the text before answering the questions.在回答问题之前,理解文本的主要思想是很重要的。想跟读,去练习