3条，20条/页
1原文= =发表于：2010/9/10 0:28:00
Many companies use packaging which has been recycled, that is made using old materials.
重点是后面的一句：that is made using old materials.这里是被动语态吧，那后面的using怎么解释。
请能人帮我翻一下，THX~
1= =发表于：2010/9/10 0:35:00
2= =发表于：2010/9/10 0:54:00
3= =发表于：2010/9/10 1:05:00
3条，20条/页
1