discretionary

任意的；自由决定的英释中释adjnot controlled by strict rules, but decided on by someone in a position of authority

1 discretionary power,[法]自由裁量权；酌处权

2 discretionary spending,可自由支配的个人开支

3 discretionary income,可随意支配的收入

1 the court’s discretionary powers.法庭的酌情决定权