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Grammar Girl here. Todays topic is cement versus concrete. Guest writer Sal Glynn writes: Accuracy is important. You might think concrete and cement are interchangeable, but you'll quickly find that you're mistaken when some guy at Home Depot rolls h
英语语法 Grammar Girl
By Ben Gilbert Baghdad 11 January 2006 An Iraqi mason works on a wall surrounding a new school on the outskirts of Basra (file picture) Iraq has been hit with a construction boom - in no small part du
2006年VOA标准英语（一月）
AILSA CHANG, HOST: Two reports out today provide the clearest picture yet of the extent to which Russia went to influence voters ahead of the 2016 presidential election. The reports focus on a Russian troll factory's use of nearly every major social
2018年NPR美国国家公共电台12月
货物保险 Are buyers responsible for the insurance charges? 附加险的保险费由买方来负担吗？ Yes, this is a standard practice. 是的，这是惯例。 Yes, you are right. 是的，正是如此。 How long is the validity term of insu
外贸英语一点通
Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele
VOA标准英语2010年(一月)