accidentally
US
UK accidentally adv: (not deliberately)
SC 意外地 yì wài de
SC 非经过策划地 yì wài de ，fēi jīng guò cè huà de
I accidentally slipped and hurt my back.
accidentally adv: (mistakenly)
SC 不小心地 bù xiǎo xīn de
SC 错误地 bù xiǎo xīn de，cuò wù de
TC 錯誤地
TC 錯誤地
Mr Williams accidentally scheduled two classes at the same time.