When using the classes in the System.IO namespace, operating system security requirements such as access control lists (ACLs) must be satisfied for access to be allowed.是什么意思_When using the classes in the System.IO namespace, operating system security requirements such as access control lists (ACLs) must be satisfied for access to be allowed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句