我建议的税率没有那么高，只有不到3%，征收的税款会被分配用于环境保护，这对每个人都有好处。
The taxes I suggest aren't that high, less than 3% only, the money generated would be allocated to environmental protection, which benefits everyone.
一个没有经过充分思考或是适配用户需求的游戏化战略可能会在短期内吸引人们的注意力，但从长远来看它不会激发人们的积极性。
A gamification strategy that is not sufficiently thought through or well tailored to its players may engage people for a little while, but it will not motivate people in the long term.
它们没有被分配用户名和密码。
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