| 释义 |
Definition of rille in English: rille(also rill) noun rɪl Astronomy A fissure or narrow channel on the moon's surface. 〔天文〕（月面）沟纹 Example sentencesExamples - He prefers looking in and near smallish craters and the rilles - long, sharp lines or faults.
- But we know that the Moon is not spherical: rather, it is mountainous in some regions, deep canyons and rills permeating the surface elsewhere, and it is pockmarked with craters, too.
OriginMid 19th century: from German (see rill). Definition of rille in US English: rille(also rill) noun Astronomy A fissure or narrow channel on the moon's surface. 〔天文〕（月面）沟纹 Example sentencesExamples - But we know that the Moon is not spherical: rather, it is mountainous in some regions, deep canyons and rills permeating the surface elsewhere, and it is pockmarked with craters, too.
- He prefers looking in and near smallish craters and the rilles - long, sharp lines or faults.
OriginMid 19th century: from German (see rill). |