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1. Oxford Dictionary

   hand crank

   • n.
     a crank that is turned by hand.
   • v.
     operate (a device) by turning a crank by hand

   • verb: hand-crank, 3rd person present: hand-cranks, gerund or present participle: hand-cranking, past tense: hand-cranked, past participle: hand-cranked

   • noun: hand crank, plural noun: hand cranks

2. • 釋義

   n.

   名詞

   • 1. a crank that is turned by hand.

   v.

   動詞

   • 1. operate (a device) by turning a crank by hand the Professor began to hand-crank the machinery a hand-cranked generator