第三人称复数：plowshares
1. 犁铧：plow犁 | plowshare犁铧 | plucker拔羽毛机
2. 犁头：plowman 农夫 | plowshare 犁头 | plowtail 犁柄
3. 犁骨：plowshare 犁头 | plowshare 犁骨 | plowsole 犁底层
4. 犁頭(美國原子爆炸和平用途研究計畫代號)：作圖 plotting | 犁頭(美國原子爆炸和平用途研究計畫代號) Plowshare | 耕犁計畫(美國原子能和平用途之研究計畫) Plowshare program
1. -> see ploughshare
1. Over the centuries, this " plowshare " has been pushed downstream by some 80 meters.
noun
1. a sharp steel wedge that cuts loose the top layer of soil
Synonym: ploughshare share