奥凯供水设备，与您携手，共创美好明天！
Mr Kay water supply equipment, cooperate with you and create a better tomorrow!
“绿茶的阻止效力可以持续一个星期，而红茶的效力只能维持一天。”奥凯洛博士说。他的研究成果发表在了《植物疗法研究》杂志上。
"The beneficial effects of green tea lasted for a week, but with black tea, the effect wore off after a day," said Dr Okello, whose study appears in the journal phytotherapy Research.
印度航空自从1993年开始运营以来，已成为印度航空业无可争辩的领头羊，而中国的首家私营航空公司奥凯航空在2005年2月才开始运营。
Whereas Jet Airways, in operation since 1993, has become the undisputed leader of India's skies, China's first private airline, Okay Airways, started flying only in February 2005.
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