Sir Alexander Mackenzie
| Noun | 1. |  Sir Alexander Mackenzie - Canadian explorer (born in England) who explored the Mackenzie River and who was first to cross North America by land north of Mexico (1764-1820) |
英语词典包含2567994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。