beeline (n.)youdaoicibaDictYouDict[beeline 词源字典]
also bee-line, 1838, American English, from bee + line (n.), in reference to the supposed homing instinct of bees in the field.
TO LINE BEES is to track wild bees to their homes in the woods. One who follows this occupation is called a bee hunter. [Bartlett, 1859]
[beeline etymology, beeline origin, 英语词源]