self-harm
verb [ I ] uk/ˌselfˈhɑːm/ us/ˌselfˈhɑːrm/
自残（由于情绪障碍或精神病而故意伤害自己，如割伤自己）
to deliberately hurt yourself, for example by cutting yourself, because you have emotional problems or are mentally ill
self-harm
noun [ U ] ukus
自残行为
the act of self-harming