| 单词 |
rack-bar |
| 释义 |
ˈrack-bar 1. Mech. [f. rack n.2 6.] A bar fitted with a rack or racks.
a1824A. Scott in Trans. Highl. Soc. (1824) VI. 31 The teeth of these two spur-wheels are to work..into the teeth of the rack-bars. 1879Cassell's Techn. Educ. IV. 395/1 A strong semicircle of cast iron, with which the telescope is connected by a rack-bar. 2. Naut. [f. rack v.3] (See quot.)
1867Smyth Sailor's Word-bk., Rack-bar, a billet of wood used for twisting the bight of a swifter round, in order to bind a raft firmly together. |

英语词典包含277258条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
相关内容:
相关热词搜索:rackbar英英词典英英释义英语词汇意思用法释义英语