act t up to遵守
act stuck up or shady傲慢或背叛行为
act up to promise履行诺言
to act up翻译
act up to遵循;遵守;遵照原则办事;履行
to act up to履行
Act Up From North出毛病从北
act up to moral principles遵行道义
the act of setting up强调
V（动词） to behave in a troublesome way 捣蛋 [非正式]
the engine began to act up when we were miles from anywhere