超过2,500个外来植物物种已经植根于澳大利亚和新西兰，争夺阳光和养分。
More than 2, 500 invasive plant species have colonised Australia and New Zealand, competing for sunlight and nutrients.
根据植被恢复的规律和公路建设的特点，分析外来植物物种在路域内的应用现状。
Based on the rule of vegetation recovery and characteristic of highway construction, the current application situation of foreign plant species in the region of highway was analyzed.
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。
The other thing we're doing is getting rid of some of the foreign species that are growing in the gardens and putting back some native plants and trees.
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