secondary source
noun /ˈsekəndri sɔːs/
/ˈsekənderi sɔːrs/
- a book or other source of information where the writer has taken the information from some other source and not collected it himself or herself compare primary source
单词 | secondary source |
释义 | secondary sourcenoun /ˈsekəndri sɔːs/ /ˈsekənderi sɔːrs/
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