单词	Swammerdam, Jan
释义	Jan Swammerdam /ˈswamədam / (1637–80), Dutch naturalist and microscopist. He classified insects into four groups and was the first to observe red blood cells.
随便看	Ulhasnagar Ulithi ullage ullage rocket Ullans Ulm ulmo ulna ulnar U-lock -ulous Ulpian Ulsan ulster Ulster County Ulster Democratic Unionist Party Ulsterman Ulster Scot Ulster Scots Ulster Unionist Council Ulsterwoman ult. ulterior ulteriorly ultimacy

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。