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doublel0814
你好！ 摔伤fall damage
silvia147852
damage someone's armbreak someone's armstrain someone's armtwist someone's arm
孤星泪新民
A pupil to run on the stairs, as a result, wrestling,that he broke his arm.
杨杨d妈咪
arm hurt
无锡捞王
fall and hurt oneself
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