| 单词 | field derrick |
| 释义 | > as lemmasfield derrick field derrick n. U.S. (now rare) a derrick used to manipulate hay or other crops. ΘΚΠ the world > food and drink > farming > tools and implements > harvesting equipment > [noun] > machine for stacking hay field derrick1867 stacker1875 stacking-elevator1890 1867 U.S. Patent 71,749 (heading) Improvement in field-derrick. 1956 Alton (Illinois) Evening Tel. 6 Aug. 3/5 The tops in the field stacking of hay came many years ago when the field derricks that operated on cables reached this section of the country. < as lemmas |
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