| 单词 | block and tackle |
| 释义 | block and tackleBrE /ˌblɒk ən ˈtækl/ NAmE /ˌblɑːk ən ˈtækl/ noun [sing. ]a piece of equipment for lifting heavy objects , which works by a system of ropes and pulleys (= small wheels around which the ropes are stretched )滑轮组；滑车组 |
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