| 单词 | sheave-block |
| 释义 | > as lemmassheave-block sheave-block n. ΚΠ 1844 Civil Engineer & Architect's Jrnl. 7 246/2 Using either a simple sling, or sheave-blocks, for placing the stones, according to their dimensions and weight. 1894 Times 26 Feb. 3/6 A sheaf-block to raise up the chain-block. < as lemmas |
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