field-work
n.
1767, "gathering statistics or doing research out-of-doors or on-site," from field, n. + work, n.. From 1819 in reference to a type of military fortification raised by troops in the field.
| 词汇 | field-work | 
| 词根词缀 | Online Etymology Dictionary field-work n. 1767, "gathering statistics or doing research out-of-doors or on-site," from field, n. + work, n.. From 1819 in reference to a type of military fortification raised by troops in the field. | 
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