| 单词 | vacuum activity |
| 释义 | > as lemmasvacuum activity vacuum activity n. (see quot. 1981). ΘΚΠ the world > action or operation > doing > [noun] > uninfluenced by external impulse self-action1613 self-activity1644 spontaneity1651 vacuum activity1953 1953 N. Tinbergen Herring Gull's World iv. 35 It is possible..this was just a kind of ‘vacuum activity’ due to the accumulation of the urge to paddle. 1981 Oxf. Compan. Animal Behaviour 579/1 Vacuum activities occur in the apparent absence of the external stimuli that normally elicit the activity. < as lemmas |
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