每日一词 94 l leapfrog

每日一词 94 l leapfrog
1- Within only a couple of years, she leapfrogged from an entry-level worker into a senior sales position.
2- But thanks to a happy combination of innovation and falling costs for renewable energy, Africa may now be able to leapfrog ahead not once but twice, skipping both polluting fossil fuels and , often , the electricity grid itself.
= Thanks for a happy combination of A and B, C may now be able to leapfrog ahead not once but twice, skipping both D and, often E.
3- China almost skipped credit card payment and leapfrogged straight into mobile payment.
4- Boosters point to the soaring number of patents held by Chinese technology firms like Huawei and Lenovo, the number of Chinese PhDs in technical fields graduating each year and the success of internet firms like Alibaba and Tencent as evidence that China is leapfrogging to the forefront of global innovation.
5- 翻译:
David leapfrogged his classmates and obtained his Bachelors degree within two and half years.
6- Chinese search engine BaiDu is leapfrogging to unmanned driver industry

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