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单词 spotted alfalfa aphid
释义

WordReference Random House Unabridged Dictionary of American English © 2024
spotted alfalfa a′phid, 
  1. Insectsa pale yellowish aphid, Therioaphis maculata, of the southern U.S., esp. west of the Mississippi River, that is marked with black spots and has fine spines on its back: a pest mainly of alfalfa and some other legumes, as clover.
  • 1955–60

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