1560s as an exclamation of sorrow; as an exclamation of inquiry, doubt, or slight surprise, usually with questions, from 1773.
updated on August 05, 2014
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。