Drone



GRE 蓝宝 Barron

解释

GRE 红宝书

• v. 嗡嗡地响; n.单调的低音
• ［英］ v. 嗡嗡地响 ( make monotonous humming or buzzing sound) ; n.单调的低音 ( a bass voice)

Webster Collegiate

I. noun

• Etymology: Middle English, from Old English drān; akin to Old High German treno drone, Greek thrēnos dirge
• Date: before 12th century
• 1. the male of a bee (as the honeybee) that has no sting and gathers no honey
• 2. one that lives on the labors of others ; parasite
• 3. an unmanned aircraft or ship guided by remote control
• 4.
  • a. drudge 1
  • b. drudge 2

II. verb (droned; droning)

• Date: circa 1520
• intransitive verb
  • 1.
    • a. to make a sustained deep murmuring, humming, or buzzing sound <droning bees>
    • b. to talk in a persistently dull or monotonous tone <droning on and on about his health>
  • 2. to pass, proceed, or act in a dull, drowsy, or indifferent manner <the afternoon droned on>
• transitive verb
  • 1. to utter or pronounce with a drone
  • 2. to pass or spend in dull or monotonous activity or in idleness
• ? droner noun
• ? droningly adverb

III. noun

• Date: circa 1520
• 1. a deep sustained or monotonous sound ; hum
• 2. an instrument or part of an instrument (as one of the fixed-pitch pipes of a bagpipe) that sounds a continuous unvarying tone
• 3. pedal point

---