| 词汇 | bicentennial |
| 词根词缀 | 词源： also, in 19c., bi-centennial; 1843 (adj.), 1871 (noun), Amer.Eng., from bi- + centennial (q.v.). In rivalry with bicentenary (1831) which seems to have been the more common word in Britain. |
| 随便看 |
英语词根词缀词典收录了31503条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。