?可回收资源
... Recyclable Tape 可回收磁带 Recyclable resource 可回收资源 Recyclable Economy 循环经济 ...
For the man is pointing out that metals are recyclable and therefore they are a renewable resource.
FORBES: Peak Copper: Worldwatch Institute Gets It Wrong Again
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。