a nasty one

Even worse, they don't learn from their mistakes, because if, God forbid, one occurs, it should be concealed like a nasty secret.

更糟糕的是，他们不从错误中吸取教训。 这是因为如果——上帝保佑——一个错误发生了，应该像隐瞒一个肮脏的秘密一样把它深深埋在心底。

Nasty looking passion of presenting nasty impersonations of the animal kingdom in a very vivid representation, this one can actually get you unpleasantly surprised.

这是个动物王国，非常形象生动的塑造每个形象。但那些酷爱看恶心角色扮演的人实在是令人讨厌，事实上这只会让你震惊，闹的人不愉快。

It saved them interest costs in the short term but it also created a nasty mismatch: their wages and revenues were in one currency and their liabilities were in another.

短期之内这样做会帮助他们省去利息成本，但却创造了一个危险的错配：他们的薪水和收入是由一种货币计算，而债务却是由另一种计算。