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- The rolling axletree in the power plants may split during the long time running. 摘要火电站的发电机组的滚动轴承由于在长时间的运行和碰撞中，有可能导致裂纹的产生。
- The fault rate of the scraper condenser was reduced efficiently by the optimization.The plant long time running was guaranteed. 该优化途径能有效减少刮板冷凝器的故障率,保证装置长周期运转。
- The forwardfeed control made use of fuzzy control and the backfeed control expert&127;control.The system is proved to be right by long time run at site. 采用前馈-反馈控制方案控制烧结混合料水分的含量，前馈控制采用模糊控制，反馈控制采用专家控制.;该系统经现场的长时间运行，证明了方案的正确性
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- It may take a long time to find a solution to the problem. 也许要花很长时间才能找到解决这个问题的办法。
- It took him long time to smooth away perplexities. 他花了好长时间才消除了困惑。
- My explanation took a long time to sink in. 我的解释很久才被人理解。
- That cut is taking a long time to heal. 那伤口要很长时间才能愈合。
- He foresaw that the job would take a long time. 他预见到做这件工作需要很长时间。
- They've been dating for a long time. 他们一直频频约会。
- I haven't set eyes on her for a long time. 从那以后，我再也没见过她。
- It took a long time for him to repair his health. 他过了好长时间才恢复健康。
- He spends his time running idle. 他整天无所事事。
- For a long time his fate hung in the balance. 他的命运很久未能确定。
- The excavation of the buried city took a long time. 发掘埋在地下的城市花了很长时间。
- I haven't met her in a long time. 我好长时间没有遇见她了。
- The lake was ponded by lavas a long time ago. 这条湖是很久以前熔岩堵塞河道形成的。
- She has been ailing for a long time. 她已病了好久了。
- Acrobatics takes a long time to learn. 杂技要用很长时间学习。
- The excavation of the bur city take a long time. 发掘埋在地下的城市花了很长时间。
