The markup generated by the screen starts and ends with a cardtag, which lets the screen set a title for the output. The following screen templates are available for WML
屏幕生成的标记的开头和结尾是 card 标记，这使屏幕可为输出设置标题。
2
A store or loyalty card can be fitted with an RFID tag to identify customers on arrival.
商场会员卡可被制作成射频识别标签，顾客到达商店时身份即可被识别。
3
Some people with known severe allergies choose to carry a card or wear some form of tag.