archaeopteryx
noun /ˌɑːkiˈɒpterɪks/
/ˌɑːrkiˈɑːpterɪks/
- the oldest known bird, which existed about 150 million years agoWord Originfrom archaeo- ‘ancient’ + Greek pterux ‘wing’.
单词 | archaeopteryx |
释义 | archaeopteryxnoun /ˌɑːkiˈɒpterɪks/ /ˌɑːrkiˈɑːpterɪks/
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