这句话的句子成分怎么划分啊.?
问题描述:
这句话的句子成分怎么划分啊.?
The initial discovery by humans almost 10,000 years ago that they could exploit metallic mineral deposits was an important milestone in the development civilization.
答
"The initial discovery "(是主语)by humans almost 10,000 years ago that they could exploit metallic mineral deposits was(是谓语) an important milestone(是宾语) in the development civilization.