無從知道,並不知道(做錯了事)
to have no way of realizing or being aware that you have done sth wrong
'I'm sorry, I called when you were in bed.''Don't worry — you weren't to know.'“對不起,你睡覺時打電話打擾你了。” “別在意,你不是故意的嘛。”
釋義來自《牛津高階英漢雙解詞典》第 9 版