measurement scale for wind velocity, developed 1806 by Francis Beaufort, Irish-born surveyor and hydrologist.
updated on October 05, 2022
英语词源词典收录了45867条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。