“画外音”又称旁白 ,是影视荧幕和戏剧舞台上常见的表现手法之一 ,每到关键处 ,编导者总会在背后设计出发人深省的“画外音” ,或给人以启迪 ,或给人以警示 ,使人大彻大悟 ,受益匪浅。试着给课本中的插图配上言简意赅的“画外音” ,每到关键时刻为突破文章的重点和难点 ,揭示 “Voiceover”, also known as the narration, is one of the common expressions on the screen of the movie and the drama. At every crucial point, the director always designs thought-provoking “voice-overs” behind the scenes or gives enlightenment or giving To alert, make people big thorough understanding, benefit greatly. Try to give illustrations in textbooks with concise “voiceover”, each key moment for the breakthrough of the focus and difficulty of the article, reveal