A: Sir, maybe there is something wrong with the phone in our company.
B: Really? It was fixed last Friday. What's thematter?
A: The line is fuzzy.
The line is fuzzy
fuzzy是“模糊不清的”的意思，line是指“电话线”。The line is busy是指“电话线路有干扰，线路不清楚”的意思。
A : What are you talking about? I cannot hear.
B: Maybe the line is fuzzy.