clueless
01
无知的, 困惑的
lacking knowledge, understanding, or awareness about a particular situation or subject
例子
Despite the detailed explanation, she remained clueless about how to operate the new software.
尽管有详细的解释，她对如何操作新软件仍然一无所知。
The student looked clueless during the complex physics lecture, struggling to grasp the concepts.
在复杂的物理讲座中，学生看起来毫无头绪，努力理解这些概念。
