关于为什么探索海洋重要性的英语作文:As we all know the sea food we eat is from the the past,the oceans was very clean and beautifull,there were a lot of sea animals in them。But nowadays th
As we all know the sea food we eat is from the the past,the oceans was very clean and beautifull,there were a lot of sea animals in nowadays the oceans is dirty,many sea animals