English Dictionary

crossbeam

noun

A horizontal structural beam that runs perpendicular to the primary support beams; a girder. / (nautical) A beam laid across the bitts, to which the cable is fastened when riding at anchor.

The crossbeam supports the weight of the roof.

意味（1）

A horizontal structural beam that runs perpendicular to the primary support beams; a girder.

The workman hung a light from a crossbeam between the main joists.

意味（2）

(nautical) A beam laid across the bitts, to which the cable is fastened when riding at anchor.