Mr cui 's expertise apparently has its limits .

显然崔先生只是个“半桶水”专家。

Mr. cui didn 't address libya at his separate briefing on the upcoming u.s. talks .

崔天凯在为即将举行的中美会谈召开的吹风会上没有谈到利比亚问题。

Cui and other officials have made it clear that any sale of those weapon systems would seriously impact relations between washington and beijing .

崔和其他官员已明确表示任何出售这些武器系统的行为都将严重影响华盛顿和北京之间的关系。

But manufacturers are scaling up production and dr cui expects the cost will fall to $ 20 a kilo .

但是厂商们在逐渐得扩大产量，崔博士预计，碳纳米管的价格会下调到每一千克二十美元。

Cui identifies a few ideas .

崔表达了以下几个观点。