When our goals are blocked, we can respond in ways that are healthy and helpful, or we can react in ways that are unhealthy and unhelpful.
当我们的目标受阻时，我们可以以一种健康并且有益的方式应对，也可以以一种不健康的或者无益的方式面对。
Classify all activities and materials you're using as either helpful, neutral or unhelpful in achieving your goal.
把所有的行为和你用到的资料分类为：有用的、中性的或者对达到目标没有帮助的。
It is show that the medium artificial interferences to be helpful for herb layer renewing, but unhelpful for shrub layer.
说明人为中度干扰有利于草本层的更新，但是不利于灌木层的更新。
It is show that the medium artificial interferences to be helpful for herb layer renewing, but unhelpful for shrub layer.
说明人为中度干扰有利于草本层的更新，但是不利于灌木层的更新。
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