| 词组 | productive |
| 释义 | productive When used with a preposition, productive is usually followed by of: • Their knowledge and methods were enormously productive of new weapons and devices of war —James Phinney Baxter 3d, Scientists Against Time, 1946 • He is also aware that Congressional investigating committees have been productive of much good — Robert K. Carr, N. Y. Times Book Rev., 27 Feb. 1955 • ... hunting in the neighborhood is nearly always productive of the permitted quota of game —American Guide Series: Maine, 1937 |
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