| 单词 | bark beetle |
| 释义 | bark beetle (once / 241211 pages) n WORD FAMILY bark beetle: bark beetles USAGE EXAMPLESThe drought has left trees thirsty and prone to infestation by bark beetles. The Guardian(Nov 18, 2016) Officials blame California’s five-year drought and bark beetle infestations that can strike as a result. Seattle Times(Nov 18, 2016) Bark beetles are notoriously fond of frail trees, burrowing destructive paths into limbs and trunks to mate and lay eggs. Los Angeles Times(Nov 18, 2016) n small beetle that bores tunnels in the bark and wood of trees; related to weevils Hypo|Hyper Dutch-elm beetle, Scolytus multistriatus a vector of the fungus causing Dutch elm disease Dendroctonus rufipennis, spruce bark beetlesmall beetle that likes to bore through the bark of spruce trees and eat the cambium which eventually kills the tree beetle insect having biting mouthparts and front wings modified to form horny covers overlying the membranous rear wings |
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