不要让时光白白过去。
Time continues to slip by as a rushing river.
时间像奔流的江水，不停地逝去。
Today's time would slip stealthily by thinking of future.
想着明天的种种，今天的时光也白白流失了。
Therefore, we shall compete against time and do not let it slip by unproductively.
因此，必须与时日竞争，切莫使时日空过。
Therefore, we shall compete against time and do not let it slip by unproductively.
因此，必须与时日竞争，切莫使时日空过。
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