act up
If a child is acting up， they are behaving badly。
假如一个小孩子act up，那就是说他体现的很差，成心捣乱的意思。
I could hear Jonathan acting up downstairs。
我能听见乔纳森在楼下撒泼。
If you act up in class， you will be sent to the principal‘s office。
假如你在讲堂上调皮捣蛋，就会被送到校长办公室。
The driver stopped the school bus because the kids were acting up。
由于孩子们调皮捣蛋，司机把校车停了下来。
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本文来历：网易教育归纳 责任编辑：杨卉_NQ4978
