adj.无组织纪律的，没规矩的，缺乏管教的

The undisciplined child refused to follow any rules set by his parents.
那个不受管教的孩子拒绝遵守父母制定的任何规则。
The team's undisciplined behavior on the field led to numerous penalties.
球队在场上的不守纪律行为导致了许多处罚。
Her undisciplined spending habits put her deeply into debt.
她毫无节制的消费习惯使她负债累累。
The undisciplined approach to time management resulted in missed deadlines.
对时间管理的放任自流导致了截止日期的错过。
The teacher struggled to control the undisciplined class, where students chatted and moved around freely.
老师努力控制着这个不受约束的班级，学生们自由地聊天和走动。
His undisciplined diet, filled with junk food, contributed to his health problems.
他那充满垃圾食品、毫无节制的饮食习惯加剧了他的健康问题。
The undisciplined use of social media during work hours decreased overall productivity.
工作时间里无节制地使用社交媒体降低了整体的工作效率。
The athlete's undisciplined training routine hindered her performance in competitions.
这位运动员缺乏自律的训练习惯阻碍了她在比赛中的表现。
The company's undisciplined expansion strategy led to financial instability.
公司不加节制的扩张策略导致了财务不稳定。
The writer's undisciplined habit of procrastination made it difficult for her to finish her novel.
这位作家拖延成性，不自律的习惯使她难以完成自己的小说。