单词 | head tributary |
释义 | > as lemmashead tributary head tributary n. a tributary forming one of the headwaters of a river. ΚΠ 1835 G. Dutton Let. 26 Oct. in Message President U.S. to Congr. 186 The time required for the increased discharges from the head tributaries to produce their final effect upon the lower sections of the river. 1925 N. E. Odell in E. F. Norton et al. Fight for Everest: 1924 iii. 292 A far-flung head tributary of the Dzakar Chu. 1998 Gloucester Citizen (Nexis) 18 July 22 The growing numbers of salmon reaching the head tributaries of the Severn in summer to spawn. < as lemmas |
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