colloquial (originally U.S.). be (also act) your age: (as an imperative) don't behave as though much younger; ‘don't be childish!’
| 单词 | θ124663 |
| 释义 | the mind > mental capacity > lack of understanding > foolishness, folly > childish folly, childishness > be childish [verb (intransitive)] > refrain from (1) be (also act) your age1925 colloquial (originally U.S.). be (also act) your age: (as an imperative) don't behave as though much younger; ‘don't be childish!’ |
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