bivalve
adj.
1660s in reference to mollusks with double shells; 1670s in reference to shutters or doors; from bi- + valve. The noun is 1680s in the mollusk sense.
| 词汇 | bivalve |
| 词根词缀 | Online Etymology Dictionary bivalve adj. 1660s in reference to mollusks with double shells; 1670s in reference to shutters or doors; from bi- + valve. The noun is 1680s in the mollusk sense. |
| 随便看 |
英语词根词缀词典收录了54763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。