expression at parting, late 14c., from Middle English faren wel, verbal phrase attested by c. 1200 (see fare (v.) + well (adv.)); usually said to the departing person, who replied with good-bye. As a noun, "a good-bye, a leave-taking," by early 15c. Expression to a fare-thee-well "to the last degree" is by 1884, American English.
中文解释
1、fare (v.) + well (adv.)2、fare (v.) 的古语含义为：旅行、旅途。因此，该词的字面含义为：旅途愉快。由此引申为：道别、告辞之意。
实用例句
1. She bade farewell to her son.
她和儿子道了别。
来自柯林斯例句
2. I bade farewell to all the friends I had made in Paris.
我告别了我在巴黎结交的所有朋友。
来自《权威词典》
3. He bade his wife farewell and set out on his journey.
他辞别了妻子便启程了.
来自《现代汉英综合大词典》
4. His farewell speech marked his exit from politics.