breastwork
n.
"fieldwork thrown up breast-high for defense," 1640s, from breast, n. + work, n. in "fortification" sense. Old English had breostweall in same sense.
| 词汇 | breastwork | 
| 词根词缀 | Online Etymology Dictionary breastwork n. "fieldwork thrown up breast-high for defense," 1640s, from breast, n. + work, n. in "fortification" sense. Old English had breostweall in same sense. | 
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