shiftless

例句：

1. 1. The team was filled with shiftless members who couldn't contribute to the project.
   团队中充满了无法为项目做出贡献的成员。
2. 2. He felt shiftless and helpless as he stood there, unsure of what to do next.
   他站在那里感到无措和无助，不知道接下来该做什么。
3. 3. The old man was shiftless when it came to managing his finances, which led to financial difficulties.
   这位老人在管理财务方面毫无头绪，这导致了财务困难。