您要查找的是不是：
- Chock the barrel up or else it will roll over. 用楔子塞住圆桶,不然它会滚过去。
- The slow steady roll of the ship made him sick. 轮船不停地缓慢摇晃使他感到不适。
- He got a patent for this invention. 他获得了这项发明的专利权。
- The desk calculator use a roll of paper. 这台台式计算机使用卷纸。
- The patent runs out in three years time. 这项专利期限为3年。
- She is crazy about rock and roll. 她喜欢摇滚乐。
- I'm going to a rock and roll concert tonight. 我今晚正要去参加摇滚音乐会。
- Did you take out a patent on your design? 你是否取得一项设计的专利?
- If the table top isn't level, things will roll off. 如果桌面不平，东西就会滚下来。
- The boy turned up missing at roll call. 小男孩在点名时不见了。
- The jokes made everybody roll about. 那些笑话逗得人人捧腹大笑。
- The teacher calls the roll every evening. 老师每晚都要点名。
- He cut off a metre of cloth from the roll. 他从那卷布上剪下一米。
- Infringe a contract; infringe a patent. 违反一项合同; 侵犯专利权
- Let's roll back the carpets and have a dance. 咱们把地毯卷起来跳舞吧。
- The patent office needs90 days to wait for any possible opposition. 专利局需要90天的时间等候任何可能产生的反对意见。
- Can you have this roll of film develop and printed? 请你给这卷胶卷冲印一下可以吗？
- It was patent to everyone that he disliked the idea. 每个人都看得出来他不喜欢这个主意。
- We can be struck off the roll for that. 我们会为此而被开除的。
- Only when everything is ok will the patent be registered. 只有一切都顺利，才能登记专利。
