Gunpowder is composed of sulfur, carbon, and potassium nitrate.火药是由硫 、 碳和硝酸钾组成.A smell of gunpowder penetrated the woods.森林中弥漫着火药味.Gunpowder was used in China as far back as the 11 th century.远在公元11世纪,中国已使用火药.Gunpowder w...
I do object to their claim, which I find totally unsubstantiated.我强烈反对他们的说法，那是毫无根据的。Many contemporary publications quote figures that are unsubstantiated.许多现行刊物所采用的数字是不确切的.But Wal - Mart rejected the report as untrue and...
673家私人高尔夫俱乐部参与了最近的研究。673 private golf clubs took part in a recent study.她从未参与过为任何人获取或复制机密文件之事。She never participated in obtaining or copying any classified documents for anyone.他在旁参与了大量拍摄和初期剪辑工作。He sat in on much of the ...
高达40%的学生签证均已过期。Up to forty per cent of the students had overstayed their visas.有一种呛人的过期啤酒味。There was a powerful smell of stale beer.护照过期是无效的.A passport that is out of date is invalid....
Stapp became a strong early proponent of automobile seat belts.斯塔普是力主在汽车上采用座椅安全带的早期创导者.a closet proponent of a tax increase增加税收的私下倡议者EXAMPLE: Our new boss a proponent of short but frequent staff meetings.我们的新老板主张,员工会议应该简...