释义 |
hopperings, n. pl.|ˈhɒpərɪŋz| [f. hopper1 + -ing1.] Gravel retained in the hopper in gold- or diamond-washing.
1893Westm. Gaz. 29 Apr. 7/3 The yield of diamonds from the hopperings is 6½ carats per 100 loads. 1898Daily News 27 Jan. 9/5 Washed 197 loads from the mine, 3,725 loads lumps and hopperings producing 126 carats. |