involuntary 非自願的;非出本意的;非故意的衍生用法involuntary shudder(不自覺的顫抖)involuntary shriek(不由自主地尖叫)involuntary separation(非自願離職)也可以用turnover替代involuntary confession(非自願的認罪、供認、陳述)Sneezing is a voluntary action.(打噴嚏是一種不由自主的行為。)