考研听力基本功1 Passage8

A new device is helping¹ computers provide great amounts of informatio
[00:27.35]The device is the compact disc or C
[00:43.02]It was invented several years ag
[00:57.50]to replace music records made of plasti
[01:13.67]A CD is played on a machine that uses laser lig
[01:32.58]to reproduce the musi
[01:42.27]It has become popular in the recording² industr
[01:59.80]because it makes music sound so goo
[02:16.15]CDs are used with computer
[02:28.48]Computer experts have found that CDs can hold a great amount of informatio
[02:57.16]and publishers are beginning to produce educational materials
[03:19.50]using CD and computer technolog

1 helping   

n.食物的一份&adj.帮助人的，辅助的

参考例句：

• The poor children regularly pony up for a second helping of my hamburger. 那些可怜的孩子们总是要求我把我的汉堡包再给他们一份。
• By doing this, they may at times be helping to restore competition. 这样一来, 他在某些时候,有助于竞争的加强。

2 recording   

n.录音，记录

参考例句：

• How long will the recording of the song take?录下这首歌得花多少时间？
• I want to play you a recording of the rehearsal.我想给你放一下彩排的录像。