好学英文网提示：很多游人在游玩和照相,在天安门广场游玩时,在吐口香糖,乱扔废弃物,广场上充满了污渍.

As is vividly depicted in the picture, thousands of tourists strolled on the Tiananmen Square, busily taking photos and enjoyed themselves freely. His most striking feature that impresses me deeply is that unbelievably, those people threw away the chewed gum and the smoked cigarette.

Recently the phenomenon that the tourists destroyed the environment seriously has aroused great concern and should be given enough consideration. This phenomenon of destroying the environment should be condemned severely or made illegal. There is no doubt that its symbolic meaning subtly conveyed should be given deep consideration.