The project's objectives were ill-defined, making it difficult for the team to determine a clear course of action.
项目的目标不明确，使得团队难以确定一个清晰的行动方向。
The new policy on remote work had ill-defined guidelines, leaving employees confused about what was expected of them.
关于远程工作的新政策规定不明确，让员工对他们的期望感到困惑。
The term "healthy eating" is often ill-defined, as it can mean different things to different people based on their dietary needs and preferences.
“健康饮食”这个词经常定义不清，因为它可以根据不同人的饮食需求和偏好有不同的含义。
The research paper lacked a clear thesis statement, with its main argument being ill-defined and poorly supported.
这篇研究论文缺少一个清晰的论文陈述，其主要论点不明确且缺乏充分支持。
The job description was so ill-defined that candidates were unsure if they possessed the necessary skills for the position.
工作描述非常模糊，以至于应聘者不确定自己是否具备该职位所需的技能。
The boundaries of the project scope were ill-defined from the outset, leading to scope creep and delays in completion.
项目范围的边界从一开始就界定不清，导致范围蔓延和完成时间的延误。
The criteria for evaluating performance were ill-defined, resulting in inconsistent feedback and assessment inconsistencies among team members.
评估绩效的标准不明确，导致团队成员之间反馈不一致和评估标准不统一。
The concept of "happiness" is notoriously ill-defined, with philosophers and scientists debating its true meaning for centuries.
“幸福”这个概念历来定义模糊，哲学家和科学家几个世纪以来一直在争论其真正含义。
The instructions for assembling the furniture were ill-defined, causing frustration for customers who struggled to put the pieces together correctly.
组装家具的说明不明确，让努力正确拼装的顾客感到沮丧。
The terms of the contract were ill-defined, creating legal ambiguity that later led to a dispute between the two companies.
合同条款界定不明，造成了法律上的模糊性，后来导致两家公司之间的纠纷。