a laser beam of light像一束雷射光
a lid beam of bridge桥梁盖梁
a photon beam of light着光束
a beam of protons一束质子
a beam of hope一线希望
A beam of sunlight一束阳光
a beam of light一束光线
a beam of relationship一束关系
a beam of delight高兴的微笑
with a beam of delight高兴地