| 单词 | spar tree |
| 释义 | > as lemmasspar tree spar tree n. Forestry a tree or other tall structure to which cables are attached for hauling logs. ΘΚΠ the world > food and drink > farming > forestry or arboriculture > lumbering > [noun] > lumbering equipment > structure to which cable fixed head tree1894 spar tree1925 1925 A. Philip Crimson West 144 He yawned sleepily. ‘Got to fix a “spar-tree” for a “high-lead” to-morrow, so I better hit the hay.’ 1965 Brit. Columbia Digest Sept.–Oct. 19/1 Mobile spar trees, which are monstrous self-propelled cranes whose thick booms bear a multiplicity of sheaves and cables, are used in modern high-line logging to replace the spar trees used until recently as the focal point for the complicated system of cables and pulley-blocks. 1980 Beautiful Brit. Columbia Fall 40 Atop the cliff stands a long-disused spar tree; close by the bay are the broken bricks, cement and tile that testify to a long-abandoned project here. < as lemmas |
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