repetitive strain injury
noun [ U ] uk/rɪˌpet.ə.tɪv ˈstreɪn ˌɪn.dʒər.i/ us/rɪˌpet̬.ə.t̬ɪv ˈstreɪn ˌɪn.dʒɚ.i/ (abbreviation RSI)
（尤指长期使用计算机或键盘等导致的手、腕、上臂、背部的）重复性劳损
a painful medical condition that can cause damage to the hands, wrists, upper arms, and backs, especially of people who use computers and other forms of keyboard