1 not clear or definite; difficult to understand or be sure about 不清楚的；不肯定的；难搞清的；无把握的: His motives are unclear. 他的动机不明。Our plans are unclear at the moment. 我们的计划此刻还难以确定。It is unclear whether there is any damage. 有没有造成损失现在还不清楚。Some of the diagrams are unclear. 有些图表很模糊。

2 unclear (about sth);unclear (as to sth) not fully understanding sth; uncertain about sth 不完全明白；无把握: I'm unclear about what you want me to do. 我不完全明白你要我干什么。