They are trespassers , karris.we don 't have to explain ourselves .

他们是侵入者，karris。我们没必要向他们解释.

The large dog deterred trespassers .

那条大狗吓住了擅自进入者.

They sang their sweet fierce music threatening trespassers .

它们唱起了威胁入侵者的热烈而悦耳的歌。

Assessing the impact of these trespassers has been difficult .

如何评估入侵物种造成的影响，一直以来都是个难题。

These trespassers poison the land .

这些侵入者在毒害这片土地。