单词 | semi-portal |
释义 | > as lemmassemi-portal semi-portal adj. Brit. /ˌsɛmɪˈpɔːtl/ , U.S. /ˌsɛˌmaɪˈpɔrdl/ , /ˌsɛmiˈpɔrdl/ applied to a crane mounted on a frame consisting essentially of a horizontal member supported at one end by an upright.ΚΠ 1908 A. Tolhausen tr. A. Böttcher Cranes vi. 256 (heading) Semi-portal travelling crane, with central steam supply station. 1958 Times Rev. Industry Oct. 20/3 Electric semi-portal cranes serving three transit sheds. < as lemmas |
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