回复：Not necessary!

来源: Yangtze430030 于 2011-02-25 12:07:30 [] [旧帖] [给我悄悄话] 阅读数 : (260 bytes)

I think it is the comparison among sytnestics rather thn synthetic vs. dinosaur one.  Unless it's a sports car it is not necessary using synthetic.

请您先登陆，再发跟帖！