单词	喇叭筒--免提器
释义	免提器；喇叭筒megaphone
随便看	absorption-- lambert's law of absorption; lambert's law of absorption law absorption layer absorption length absorption lens absorption limit absorption--limit absorption limit,absorption edge absorption limit;absorption edge absorption limiting frequency absorption line absorption line profile absorption lines absorption line width absorption liquid absorption loss absorption machine absorption-- mass absorption matrix absorption maximum absorption meanfree absorption measuring method absorption meter absorption method