But there are also many tricks hiding technical elements, starting with the countless air conditioning ducts, unsightly but oh so essential in Riyadh where differences in temperature are extreme.
但是仍然有很多技巧隐藏着技术性的元素，以无数的空调管道为例，虽然不雅观，但是在利雅得，这个不同极端天气存在的地方，却显得极为必要。
He rebuked officials hiding "behind minor institutional or technical difficulties in order to avoid taking action."
他指责那些官员躲在“机构性或技术性困难背后，就是不愿采取行动。”
He rebuked officials hiding "behind minor institutional or technical difficulties in order to avoid taking action."
他指责那些官员躲在“机构性或技术性困难背后，就是不愿采取行动。”
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