| 释义 |
beamed
beam B0132800 (bēm)n.1. A squared-off log or a large, oblong piece of timber, metal, or stone used especially as a horizontal support in construction.2. Nautical a. A transverse structural member of a ship's frame, used to support a deck and to brace the sides against stress.b. The breadth of a ship at the widest point.c. The side of a ship: sighted land off the starboard beam.3. Informal The widest part of a person's hips: broad in the beam.4. A steel tube or wooden roller on which the warp is wound in a loom.5. An oscillating lever connected to an engine piston rod and used to transmit power to the crankshaft.6. a. The bar of a balance from which weighing pans are suspended.b. Sports A balance beam.7. The main horizontal bar on a plow to which the share, coulter, and handles are attached.8. One of the main stems of a deer's antlers.9. a. A ray or shaft of light.b. A concentrated stream of particles or a similar propagation of waves: a beam of protons; a beam of light.10. A radio beam.v. beamed, beam·ing, beams v.intr.1. To radiate light; shine.2. To smile expansively.v.tr.1. To emit or transmit: beam a message via satellite.2. To express by means of a radiant smile: He beamed his approval of the new idea.Idiom: on the beam1. Following a radio beam. Used of aircraft.2. On the right track; operating correctly.
[Middle English bem, from Old English bēam; see bheuə- in Indo-European roots.]IdiomsSeebeambeam well beam well[′bēm ‚wel] (petroleum engineering) A well pumped by a walking beam. |