不对

来源: 于 2009-08-16 19:00:04 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Canon also has a larger zoom selections. For example, Canon has 4 70-200mm lenses. For those whose arms are not very strong, you can choose the f/4 lenses instead of the f/2.8 lenses.