I got quite a lot of ribbing from my team-mates.队友们经常开我的玩笑。I get very nervous because I'm using a lot of expensive equipment.因为正在使用很多昂贵的设备，所以我非常紧张。Do you sweat a lot or flush a lot?你常出汗或是脸上常发烫吗？...
untapped reserves of oil未开采的石油储量We must make use of our untapped reservoirs of talent.我们必须利用我们尚未利用的人才.The region is thought to have some of the world's largest untapped oil reserves.该地区据信有世界上最大的未开发石油储藏....
Their faces were blackened with soot.他们满脸煤灰。Soot is the product of the imperfect combustion of fuel.煤烟是燃料不完全燃烧的产物.Soot is usually the product of the imperfect combustion of fuel.煤烟通常是燃料不完全燃烧的产物....