lynchpin单词什么意思_lynchpin单词解释 lynchpin的反义词lynchpin的例句

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noun

1. pin inserted through an axletree to hold a wheel on

Synonym: linchpin

2. a central cohesive source of support and stability

e.g. faith is his anchor
the keystone of campaign reform was the ban on soft money
he is the linchpin of this firm

Synonym: anchormainstaykeystonebackbonelinchpin