lynchpin
n. 关键
例句
It's the lynchpin for productivity.
这是生产力的关键。
Energy Storage: The Lynchpin of Energy Breakthroughs.
能量储存:能源突破的关键。
In this sense, baijiu is the lynchpin of networking.
在这层意义上,白酒是交流联络的关键。