dead·wood /-ˌwʊd/
枯枝;無用的人或物
Dead·wood n.
1. Naut. A mass of timbers built into the bow and stern of a vessel to give solidity.
2. Dead trees or branches; useless material.
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deadwood
n 1: a branch or a part of a tree that is dead
2: someone or something that is unwanted and unneeded [syn: fifth
wheel]