The whitepaper was available at the time I visited it without any registration.

这份白皮书在我访问的时候是不需要注册账号的。

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With this method, there is no registration required, nor do you have to be online at any time to play the game.

这种方法可以免注册，不需要你在玩游戏的任何时间里上线。

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Material fee, if any, is due along with tuition at the time of registration.

有材料费之选课，其费用将于注册时一并收缴。

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