单词：dimethachlon
单词：dimethachlon 相关文章
我们上一次讲了由penny 也就是分币组成的几个习惯用语。美国人用的硬币除了penny还有好几种。例如，价值比penny高一点儿的有五分和一毛的硬币。它们是: nickel and dime。不论Nickel还是dime都是零
美国习惯用语
A: What can I do for you today? B: Doctor, I have the worst toothache! A: How long have you had this pain? B: For about a week or so, but its gotten really bad in the last couple of days. A: Did you do anything that might have aggravated your tooth?
英语情景对话-健康
A: So what brings you to my office today? B: My tooth is killing me! A: How long has your tooth been bothering you? B: It just started hurting me last night. A: Have you injured your tooth in any way? B: I think one of my fillings might be coming loo
英语情景对话-健康
A: How have you been doing? B: I cant sleep or eat. I have a really bad pain in my tooth! A: How long have you had this toothache? B: It bothers me off and on, but its gotten much worse these past few weeks. A: Is there anything that youve done to yo
英语情景对话-健康
BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E
英语新闻
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)