"small brook, rivulet," 1530s, from or related to Dutch and Frisian ril, Low German rille "groove, furrow, running stream," probably from Proto-Germanic *ril- (cognates: Old English rið, riþe "brook, stream," which survives only in dialects), a diminutive form from PIE root *reie- "to run, flow" (see Rhine).
实用例句
1. A ditch diverted water from the rill into the fields.
一条沟渠把水从河里引向田间.来自《简明英汉词典》
2. A bridge spanned the rill.
一座桥横跨小河.来自《简明英汉词典》
3. From a practical standpoint, rill erosion forms small channels.
从实用的观点看, 细沟侵蚀能形成很小的渠槽.来自辞典例句
4. The surface shows deep rill - like folds.
表面有深沟槽 状 起伏褶皱.来自辞典例句
5. There is a spare toilet rill in the bathroom cupboard.
