两码差无错确定方法简介：The mutated bear discovered a lot of delicious food, which was coming towards him. He couldn't help but howl. He was so happy. He hadn't seen so much food in a long time.
The mutated bear discovered a lot of delicious food, which was coming towards him. He couldn't help but howl. He was so happy. He hadn't seen so much food in a long time.
