involuntary participation

• 非自愿参与

involuntary participation的用法和样例：

例句

1. But a former senior official in Luochuan's health bureau says participation has not been as voluntary as officials make it out to be.
   但是，洛川县卫生局的一位高层官员透露，自愿参与投保的人数比政府公布的要少得多。