Turn around, Michelle. Let me see the back of it.
转过去一下, Michelle。让我看看它的背面。
Yes, I see. How can they get rid of waste water in this way? What a terrible colour the sea is now! It looks as if our class won't be able to bathe at all.
是的,我看见了。他们怎么能这样排放废水呢?海水的颜色多么可怕呀!看来我们班同学根本不能在这里游泳。