单词	A-frame
释义	A-frame noun ˈā-ˌfrām  1 : a support structure shaped like the letter A 2 : a building typically having triangular front and rear walls and a roof reaching to or nearly to the ground Word History First Known Use 1827, in the meaning defined at sense 1
随便看	downbeatest downbeats downbeatter downbeattest downbend downbent downbound downbounder downboundest downbows downbuckle downbuckling downburst downbursts downby downbye downcast downcaster downcastest downcastness downcasts downcome downcomer downcomers downcomes

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