Speech by the Chief Executive, Mr Tung Chee Hwa, at the opening ceremony of the Innovation Centre and Photonics Centre of the Hong Kong Science Park是什么意思_Speech by the Chief Executive, Mr Tung Chee Hwa, at the opening ceremony of the Innovation Centre and Photonics Centre of the Hong Kong Science Park在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句