beam spray gun扩散: spread; diffuse; proliferate ...光束: light beam a surname枪: spear光束枪: beam gun扩散光: diffused light; diffusion light下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:扩散光束枪,即可在微信中查询翻译