hard at: busily or energetically engaged in; esp. in hard at work.
| 单词 | θ91301 |
| 释义 | the world > action or operation > manner of action > vigour or energy > acting vigorously or energetically [phrase] (43) hard at1570 hard at: busily or energetically engaged in; esp. in hard at work. Subcategories:— with great vigour or energy (35) — without decreasing in vigour or energy (1) — acting briskly (3) — acting fussily (1) — full of brisk activity (2) |
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