为什么有时候发表情会有拖影 ​:ablobcatlongleg:​ ​:ablobcatlongleg_bye:​ ​:ablobcatlongleg_flower:​ ​:ablobcatlongleg_jab:​ ​:ablobcatlongleg_jabstraight:​ ​:ablobcatlongleg_nod:​ ​:ablobcatlongleg_run:​ ​:ablobcatlongleg_walk:​ ​:ablobcatlongleg_walk_banzai:​ ​:ablobcatlongleg_yay:​