单词：patent expired
单词：patent expired 相关文章
A: I need to have my computer fixed. B: What's the problem? A: I think it has a virus. B: Did you buy your computer from us? A: Yes, I bought if from your store. B: Did you get the warranty on your computer? A: Yes, I got the warranty. B: My computer
购物英语对话
A: Can you fix my computer? B: What's wrong with it? A: I believe that it has a virus. B: Where did you get your computer? From us? A: Yes, I did. B: Did you purchase a warranty for the computer? A: I believe that I purchased the warranty. B: Our rec
购物英语对话
A: I need you to fix my computer. B: What problems are you having with it? A: There is a virus on my computer. B: Did you get your computer from our store? A: I purchased my computer from your store. B: Did you buy the warranty for your computer? A:
购物英语对话
The United States has issued its 10 millionth patent. President George Washington signed the first almost 228 years ago. A patent is an official document that gives an individual or company the right to be the only one that makes or sells a product.
2018年VOA慢速英语(六)月
SAN FRANCISCO, June 22 (Xinhua) -- Apple Inc. has been awarded a long sought-after patent for touch screen functionality on portable devices, a set of exclusive rights expected to play into its current litigation against its counterparts in the mobil
英语新闻
死是中西方语言中最忌諉的一个词，因而有很多委婉说法。他死了大致有以下一些表达方法。 1.He passed away. 2.His time has come. 3.He expired. 4.He has climbed the golden staircase. 5.His number is up. 6.His sands ha
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