如何使用 "footprint" 造句

1. An aluminum can has a smaller carbon footprint than the glass bottle .
铝合金罐的碳足迹要小于玻璃瓶。
2. Perhaps you 're trying to reduce your carbon footprint .
或许你是要减少你的碳足迹。
3. It was a footprint-the footprint of a man !
那是一个脚印一个人的脚印!
4. That would also settle the carbon footprint .
这样还能解决碳足迹的问题。
5. Do you consider your carbon footprint ?
你会考虑碳足迹吗?