| 词汇 | act up |
| 释义 | act up phr. 1. 调皮; 任性 The boy is fond of acting up with him. 这男孩喜欢和他一同捣蛋。 The dogs acted up when a stranger entered the front yard. 有陌生人走进前院时, 狗就开始又叫又跳。 2. 出毛病 My car has been acting up again. 我的车子功能又出问题了。 The car's engine began to act up. 汽车的发动机开始出毛病了。 同义参见: misbehave |
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