| 释义 |
cross-beam|ˈkrɒsbiːm, ˈkrɔːs-|
[cross- 4.]
A beam placed across some part of a structure or mechanism; a transverse beam.
1594T. B. La Primaud. Fr. Acad. ii. 96 They want neither the bellowes, nor the crosse-beame, nor the cordes..nor the organ pipes. 1611Cotgr., Traversin, A crosse-beame, or peece of timber, in a ship, etc. 1706Phillips (ed. Kersey), Cross-piece or Cross-beam, a Beam laid a-cross another: In a Ship, it is a great piece of Timber that goes a-cross two other pieces call'd Bitts, and to which the Cable is fasten'd when the Ship rides at Anchor. 1825Wood Railroads 146 The piston rods..are attached to the cross-beams [in Stephenson's Killingworth locomotive]. 1844Dickens Mart. Chuz. xxxi, The old oak roof supported by cross-beams. |