释义 |
jewel beetlenounA chiefly tropical beetle that has bold metallic colours and patterns. The larvae are mainly wood-borers and may be serious pests of timber.- Family Buprestidae: numerous genera.
Scientists have calculated that the European jewel beetle Melanophila acuminata, about 1 cm. in length, can detect a 25-acre forest fire from 7.5 miles away....- The jewel beetle, Melanophila acuminate, is a living fire detector.
- The University of Bonn uses the infrared-sensitive sensors of the jewel beetle as a template for a remote fire-sensitive network.
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