Many even think their parents are cool! Although more than a third have an object in their rooms they would like to keep secret from their parents, rarely is it anything more alarming than a diary or offcolor ( ' , 低俗的) book or CD.
出自-2016年6月阅读原文
Although more than a third have an object in their rooms they would like to keep secret from their parents, rarely is it anything more alarming than a diary or off-color 低俗的 book or CD.
2016年6月六级真题（第一套）阅读 Section B
柯林斯高阶英汉双解学习词典释义
N-COUNT
光盘;光碟;激光唱片
CDs are small plastic discs on which sound, especially music, is recorded. CDs can also be used to store information which can be read by a computer. CD is an abbreviation for (缩略=) 'compact disc'.
1. the basic unit of luminous intensity adopted under the Systeme International d'Unites; equal to 1/60 of the luminous intensity per square centimeter of a black body radiating at the temperature of 2,046 degrees Kelvin