单词	shear pin
释义	shear pin noun : an easily replaceable pin inserted at a critical point in a machine and designed to break when stressed to excess Example Sentences Recent Examples on the Web With lawn mowers, many times people would hit something and break the shear pin. Arkansas Online, 24 Sep. 2020 Word History First Known Use circa 1931, in the meaning defined above
随便看	breakpoints breaks breaks away breaks bread breaks down breaks free breaks in breaks off breaks off (with) breaks off with breaks open breaks out breaks out (of) breaks out (with) breaks out of breaks out with breaks the law breaks through breaks up breaks with breakstone breakstones breakthrough breakthrough cases breakthrough infection

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