shacklebolt

英式音标：shacklebolt怎么读

美式音标：shacklebolt怎么读

shacklebolt英文词源

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shacklebolt (n.)
"bolt which passes through the eyes of a shackle," 1680s, from shackle (n.), which has been used specifically of the bar of a padlock from mid-14c., + bolt (n.).