leapfrog
【英英释义】
n. leapfrog is a game which children play, in which a child bends over, while others jump over their back. 一人弯腰、另一人从其背上跳过的跳背游戏。
v. if one group of people leapfrogs into a particular position or leapfrogs someone else, they use the achievements of another person or group in order to make advances of their own. V prep(into/over...) / V n 借势超越，赶超
to suddenly become better, more advanced etc than people or organization that were previously better than you
【词义深度解析】
leapfrog做名词时是一种跳背游戏，常引申为“突然超越、窜至、一跃超过”。恰当使用leapfrog可以让表达更生动、准确。
【例句学习】
1. Within only a couple of years, she leapfrogged from an entry-level worker into a senior sales/engineering/marketing/product/PR/operations position.
2. But thans 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.
查牛津英语搭配词典，看到了happy combination这组搭配，表示受欢迎的组合/结合。
由于创新和可再生能源成本下降的良好结合，非洲现在可能能够往前跳跃不是一次，而是两次，跳过污染严重的化石燃料，并跳过电网本身。
提炼句式：Thanks to 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 the 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 globle innovaton.
boosters 意为“支持者” ，point to 指出
the soaring number of patents, the number of Chinese PhDs, the success of internet firms 三个并列宾语成分，point to sth as evidence that...
forefront n. 最前沿；显著地位；重要位置
【词汇运用】
1.翻译：David超越了他的同班同学，只用两年半就拿到了本科学位。
David leapfrogged his classmates and got Bachelor degree in only two and a half years. （自己）
David leapfrogged his classmates and obtained his bachelor's degree within just two and a half years. （参考翻译）
分析：get与obtain，介词in与within，only与just。
2.生活场景应用
combining the sales of Honor, the sub-brand of Huawei smartphone, Huawei has leapfrogged Apple in the global markets this year.
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