spent gas

The tiny gas-rich state of Qatar has spent as much as$ 3bn over the past two years supporting the rebellion in Syria, far exceeding any other government, but is now being nudged aside by Saudi Arabia as the prime source of arms to rebels.

天然气资源丰富的小国卡塔尔过去两年支出多达30亿美元支持叙利亚反政府武装，远超其他任何国家的政府。但沙特阿拉伯正取而代之，成为叙利亚反政府武装首要的武器来源。

The reclamation nozzle captures a portion of the spent driver gas.

回收喷管收集一部分用过的驱动气体.

JP Morgan alone spent more than$ 2 billion on metals, oil, natural gas.

而摩根大通独自在金属、石油和天然气业务上投资了20多亿美元。

Are you kidding? I just spent my last ten dollars this morning on gas.

你是在开玩笑吧? 我今天早上才把最后十块钱用来买汽油了.

Analysis of Organic Materials of Spent acid with Capillary Gas Chromatography

毛细管气相色谱法分析废酸中有机物