空气等效物质
非空气当量材料
非空气等效材料
Ofcom ruled the channel broke rules on 8 June 2007 by broadcasting "adult-sex" material during a free-to-air slot, and material judged to be the equivalent of R18-rated film during the encrypted segment.
BBC: Channel fined over 'explicit' sex
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。