单词 | hopper |
释义 | hopper 1. n.   1. a person who hops.   2. a hopping arthropod, esp. a flea or cheese-maggot or young locust.   3. a a container tapering downward (orig. having a hopping motion) through which grain passes into a mill. b a similar contrivance in various machines.   4. a a barge carrying away mud etc. from a dredging-machine and discharging it. b a railway truck able to discharge coal etc. through its floor. 2. n. a hop-picker. |
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