单词 | disc cultivator |
释义 | > as lemmasdisc cultivator disc cultivator n. ΚΠ 1871 U.S. Patent 114,707 1/1 I..have invented certain new and useful Improvements in Revolving-Disk Harrows and Disk Cultivators. 1894 Irrigation Age Jan. 34/1 I have found one of the best tools that we have yet used to be the disc cultivator. 2003 B. Wolf & G. H. Snyder Sustainable Soils ix. 241 Sweeps added to heavy-duty disk cultivators rebuild the ridges at layby. < as lemmas |
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