单词 | block and tackle |
释义 | block and tackle in British Englishnoun a hoisting device in which a rope or chain is passed around a pair of blocks containing one or more pulleys. The upper block is secured overhead and the lower block supports the load, the effort being applied to the free end of the rope or chain block and tackle in American English an arrangement of one or more pulley blocks, with rope or cables, providing significant mechanical advantage for pulling or hoisting large, heavy objects Examples of 'block and tackle' in a sentence |
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