| 单词 | field study |
| 释义 | > as lemmasfield study field study n. ΚΠ 1831 J. Rennie Montagu's Ornithol. Dict. (ed. 2) p. x In field study, we go at once to the fountain-head, and obtain our facts pure and unalloyed by the theories and opinions of previous observers. 1930 E. E. Hunt Audit of Amer. 8 We have as yet no method for summing up individual incomes into a family income, exc. that of direct field studies. 2004 National Geographic Feb. 84/1 So began a ten-year mission—the longest continuous field study of little-known Erythrocebus patas. < as lemmas |
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