可可英语每日一句口语：

If you let yourself be undisciplined on the small things, you will probably be undisciplined on the large things as well.如果你在小事上无原则，那么大事上一样没有原则。

【知识点讲解】

undisciplined adj.无训练的； 训练不足的； 无修养的； 任性的

例句：Teachers often view youth workers as undisciplined and ineffectual. 老师们常认为青少年工作者纪律性差且能力低下。