Definition
If you can do something with your eyes closed, it means you can do it very easily due to extensive practice or familiarity.
閉著眼都能做（形容對某事非常熟悉）
I know this software so well, I could almost operate it with my eyes closed.
我對這套軟體非常熟悉，幾乎可以閉著眼睛操作。
He has done this job countless times; for him, it's like doing it with his eyes closed.
他已經做了這份工作無數次；對他來說，就像閉著眼睛做一樣。
I know this route so well, I could drive it with my eyes closed.
我對這條路線非常熟悉，可以閉著眼睛開車。
This expression describes a state of being oblivious or inattentive to one's surroundings.
視而不見
He always walks around with his eyes shut, never paying attention to his surroundings.
他總是閉著眼睛走路，從不注意周圍的環境。
Sometimes we are so focused on our own things that we go around with our eyes shut to what's happening around us.
有時候我們太專注於自己的事情，以至於對周圍發生的一切視而不見。
She seems to go through life with her eyes shut to all the criticism, continuing to do as she pleases.
她似乎對所有批評都視而不見，繼續我行我素。