? EMITTING UNIT COMPRISING A LIGHT GUIDE UNIT FOR A PROJECTOR LAMP 申请(专利)号: WO2013AT50236 申请日: 2013-12-05 专利号: WO2014094018A1 公开公告日: 2014-06-26 主 LIGHT? EMITTING UNIT COMPRISING A LIGHT GUIDE UNI......
和light 相关的实用口语表达 1. cast/shed/throw light on sth 为…提供解释;使…较容易理解 His diary cast light on life in England in the seventeenth century. 他的日记使人了解 17 世纪英格兰 和......