original source

• 原始资料

original source的用法和样例：

例句

1. So I always play it safe and assume that all source material was copyrighted to the full extent of the law.
   所以，为了不冒险，我总是假定所有的原始资料都是受到法律规定的著作权保护的。
2. Many collage artists avoid the issue of copyright by using only source material that is in the public domain.
   美国许多大学教育艺术家只使用公有领域的原始资料以避免发生著作权侵权问题。