大家都搜：
废气
1、spent time───花时间；消磨时间
2、spent in───花...做；把...花费于
3、spent cost───已用成本
4、gas───vi.加油；放出气体；空谈；n.(Gas)人名；(法、德、西)加斯；vt.加油；毒（死）；n.气体；[矿业]瓦斯；汽油；毒气
5、spilled gas───溢出气体
6、gas range───瓦斯炉具；煤气灶
7、spent───v.花费，耗费；浪费（spend的过去式和过去分词）；adj.用过已废的，失效的；耗尽了的，精疲力尽的
8、flammable gas───可燃气体；[化学]易燃性气体
9、spent blossom───花
1、Only deep reductions in greenhouse gas emissions and billions spent to help farmers adapt to a changing climate can head off serious food shortages, Nelson said.───他说，只有大大减少温室气体的排放，并加大资金投入来帮助农民适应气候的变化，才能根本改变严重的食品短缺困局。
2、Not to mention all the money spent on gas, driving to different shopping places, and the money spent on fattening food at mall food courts.───不用说开车到各个商场花在汽油上的钱了，还有在商场美食广场里买垃圾食品的钱。
3、Instead, spent fuel rods in the U.S. are currently stored in underground pools of water or in dry-cask storage, where older fuel is put into steel cans filled with inert gas and then stored in silos.───相反，目前美国把用过的燃料棒存放在地下的水池里或装在干桶里，其中年代较远的燃料被放入充满惰性气体的钢罐里，然后存放在废弃的洲际DaoDan发射井中。