1. 释义:something powerful that causes great changes in society
2. 理解:名词engine常见意思为“引擎”“发动机”,它的引申用法可以用来表示“可以引发巨大改变的事物”“带动发展的事物”,比如微信就是腾讯的engine。
the engine of growth/an engine of efficiency
3. 应用:
1)过去几年投资是中国经济的引擎,现在主要是消费在拉动中国经济。
While investment was the engine of China's economy a few years ago, today it is mainly driven by consumption.
2) 造句:
The eager to use a language is always the engine of learning it.
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