秘书长电邮给伊苏列塔一个录像链接。
问题是,后者所采用的方式在目前却不够节能,柯-苏列文博士讲道。
The problem is that this latter approach is currently much less energy-efficient, says Dr Coe-Sullivan.
首个电致发光的产品可能是电灯泡,也许会在2012年面世,柯-苏列文博士表示。
The first electroluminescent products are likely to be light bulbs, which will probably be available from around 2012, he says.
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