| 单词 |
substage |
| 释义 |
substage|ˈsʌbsteɪdʒ| 1. [sub- 7.] Geol. A subdivision of a stage.
1859Darwin Orig. Spec. ix. 297 If the specimens come from different sub-stages of the same [geological] formation. 1906Chamberlin & Salisbury Geol. III. 383 The following are the American stages of the glacial period now recognized in the interior of North America... The Champlain sub-stage (marine). The glacio-lacustrine sub-stage. 2. [sub- 3.] An apparatus fixed beneath the ordinary stage of a compound microscope for the purpose of supporting mirrors and other accessories. Also attrib.
1888Rutley Rock-Forming Min. 13 Generally speaking, a sub-stage is unnecessary. Ibid. 26 Examination by ordinary Transmitted Light (or Sub-stage Illumination). 1890Anthony's Photogr. Bull. III. 96 A substage illuminator or condenser. 1896Allbutt's Syst. Med. I. 506 Abbé's sub-stage-condenser. 1902Ross's Catal., Swing-out Substage. |

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:substage英英词典英英释义英语词汇意思用法释义英语