mutual dependence
Rare literary idiom describing a relationship of mutual reliance, like lips and teeth or cheek and jawbone. Also seen in the variant 唇歯輔車.
See also: 唇歯輔車
「輔車唇歯」 is a classical idiom expressing a relationship of mutual support.
Variant of the same idiom with the characters in a different order; meaning is identical.
Modern, neutral term for mutual dependence, used in everyday and technical contexts.
A Classical Chinese expression combining images from 輔車相依 “cheek and jaw depend on each other” and 唇歯 “lips and teeth.” Both represent closely interdependent parties.