Vinton Huang 單純耗時間 says to Ubuntu 台灣社群 https://books.google.com.tw/books?id=tvORRDVmvNQC&pg=PA282&lpg=PA282&dq=linux+mount+iso9660++cyrillic&source=bl&ots=2xtC33eBhC&sig=ZI-6ariEtkIGi0HtY7WbvGIGu14&hl=zh-TW&sa=X&ved=0ahUKEwjDxa68pozXAhXDwrwKHVMUBH4Q6AEIYzAH#v=onepage&q=linux%20mount%20iso9660%20%20cyrillic&f=false