Up till now, its two main series of lamps have been certified by such international authentications as CE, UL, TUV, and ROHS and been exported far away to the overseas markets.是什么意思_Up till now, its two main series of lamps have been certified by such international authentications as CE, UL, TUV, and ROHS and been exported far away to the overseas markets.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句