And the ploobis and grumbo are shaved away.

然后削掉ploobis和grumbo。

The simple sound system is probably a result of Castilian's quick rise, when many speakers would have learned it as a second language, shaving away complexity.

这一简单的发声体系的形成很可能是由于卡斯提语的迅速崛起，当时很多操这种语言的人以第二语言习之，剔除了语言复杂的成分。