CONTENT_FORMAT_PREFERRED Machine Test: Check MIME types of content with various devices and check that the preferred format is sent or that the format is compatible with the Default Delivery Context.是什么意思_CONTENT_FORMAT_PREFERRED Machine Test: Check MIME types of content with various devices and check that the preferred format is sent or that the format is compatible with the Default Delivery Context.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句