Beam 释义与例句 name 1. A surname. 相关短语 beam up [化] 放大油嘴; 放大油嘴直径 beam splitter [化] 分束器 beam splitters beam tree beam engine beam engines beam compass 长臂圆规 [机] 梁规 beam compasses beam trees beam reach beam reaches beam reaching beam reached beam and scales