| 单词 | ductor-roller |
| 释义 | > as lemmasductor-roller 3. Printing. A roller which conveys the ink from the ink-fountain to the distributing-rollers. Cf. doctor n. 11a. Also ductor-roller. ΚΠ 1851 Official Descriptive & Illustr. Catal. Great Exhib. II. 283 [A] trough formed of an iron roller, called the ductor, against which..an iron plate rests, and, by its pressure, regulates the quantity of ink..The ink is conveyed by the ductor-roller to the table. < as lemmas |
| 随便看 |
英语词典包含1132095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。