例如，一些油砂开采公司由于缺少大型推土机而无法增加产量。
Oil sands companies can't increase production because they can't get tires for their big earthmovers, for example.
在战士们用大型推土机清除道路时，一些居民等在路旁着。他们在寻找自己失散的亲人和丢失的物品。
The few residents looking for missing relatives and lost belongings waited on the side of the road as Chinese soldiers cleared boulders with giant bulldozers.
施工工程师：摆弄那些大型玩具可能是很有趣的，比如推土机、前载车、反向铲、刮运机、平地机、铲车、起重机、大型水泵以及空气压缩机。
Operating engineers: Playing with giant toys like bulldozers, front-end loaders, backhoes, scrapers, motor graders, shovels, derricks, large pumps, and air compressors can be fun.
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