Ragwort was accidentally introduced to New Zealand in the late nineteenth century and, like so many invading foreignspecies, quickly became a pest.
19世纪末，狗舌草被偶然引入新西兰，像许多入侵的外来物种一样，它很快就变成了一种有害生物。
2
The other thing we're doing is getting rid of some of the foreignspecies that are growing in the gardens and putting back some native plants and trees.
我们正在做的另一件事是除掉生长在花园里的一些外来物种，并种回一些本地植物和树木。
3
Theintroduction of foreignspecies is a global phenomenon.