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block and tackle▼(system of several pulleys)noun[UK: ˈblɒk ənd ˈtæk.l̩] [US: ˈblɑːk ænd ˈtæk.l̩]
pulley [pulleys]▼(one of simple machines)noun[UK: ˈpʊ.li] [US: ˈpʊ.li]
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