五

It cannot stand its own wretchedness. It creates illusions of every kind for survival.

它无法承受辛苦，于是创造了各种存在的幻象。

Without a baseline, troubleshooters have to make guesses and estimates about whether they have reached their goal.

如果没有这个东东，排错就会像无头的苍蝇一般在那瞎猜网络是否正常了。