利用现有技术，一大批可食植物将种植在室内。
With current technology, a wide variety of edible plants can be grown indoors.
当昆虫无法得到适合的可食植物时便会死去，这样一来鸟类便没有足够的食物。
When insects can't get the right plants to eat and they die off, then the birds don't have enough bugs for their meals.
经验丰富的野营者会享受偶然的可食植物，但是他们会小心不去用尽这些幸存的植物或是破坏珍稀的生长缓慢的植物。
Experienced campers may enjoy an occasional edible plant, but they are careful not to deplete the surviving vegetation or disturb plants that are rare or are slow to reproduce.
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