underpinner是什么意思

n.支承用的支撑,支柱

1、Entrepreneurs are the underpinners of economic growth.
创业者是经济增长的支撑者。

2、Education is the underpinning of a successful society.
教育是一个成功社会的支撑。

3、The new evidence underpinned the prosecutor's case against the defendant.
新的证据支持了检察官对被告的指控。

支撑者；保护者；巩固者。