beamyadj.光亮的；船身宽的beamvi.微笑；发光vt.播送；发射；用梁支撑n.桁条；光线；(光线的)束；(横)梁beam radius束流半径beam center束流中心beam shield线束屏蔽, 线束遮挡beam anchor梁端锚固beam attack侧向攻击beam magnet电子束会聚磁铁beam-ends船梁末端beamtherapyn.射线治疗；射线疗法beam finder射束探测器beamholdingn.电子束储存复原