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阈限性是两个阶段之间的过渡状态,个体既不属于这里也不属于那里,处于两者之间。
每一次成功只是为更困难的问题买了一张入场券。
We must mine coal responsibly today so that our children inherit both energy security and a healthy environment.
"You don’t need to walk the path that others have walked. You don’t need to suffer the same scars."