英 [ˈlɪntʃpɪn] 美 [ˈlɪntʃpɪn]
n. 关键（等于 lynchpin）；制轮楔；轮辖
复数linchpins
linchpin /ˈlɪntʃˌpɪn/
可数名词 If you refer to a person or thing as the linchpin of something, you mean that they are the most important person or thing involved in it. 关键性人物(或事物)
He's the linchpin of our team and crucial to my long-term plans.
他是我们团队的关键人物，对我的那些长远计划很重要。
制轮楔
... number one 头号的（人物）... linchpin 制轮楔 leading light 重要人物 ...
... showcase 展示 linchpin 关键 flanked by 两侧(是…) ...
He's the linchpin of our team and crucial to my long-term plans.
他是我们团队的关键人物，对我的那些长远计划很重要。
Japan as a "linchpin".
日本是“关键”。
Yet the dollar remains the linchpin of the global system.
不过美元仍是整个全球体系之关键。
Those seemingly untechnical UPS drivers serve as a linchpin in the company's vast electronic tracking system.
It has also illustrated how patents can serve as the linchpin of a company's strategy.
It also has become harder for some firms to raise debt the linchpin of leveraged buyouts.