题目内容：

英语翻译
1.在公共交通方面,传统的交通工具被公共的宇宙飞船,潜水艇替代,以太阳能为动力.
2.但是让人遗憾的是,全球变暖的问题仍未解决,地球上氧气短缺.

优质解答

Concerning public transportation,traditional transport tools have been substituted by public space shuttles and submarines,which are powered by solar energy.
However,it's shameful that global warming has not yet been solved,and the earth is running out of oxygen.