棱角 = Vulgar

Was listening to this song..... and towards the back part.... !!!!!!!!!!!!!

She sang "世界可以抹去我的Lan Jiao" !!!!! so happening! ahaha quickily go find the lyrics..... and discovered its actually "世界可以抹去我的棱角“

so Farney! haha anyway the part is at 3.44min of the below mtv. :P dun believe? go listen to it yourself!