
好词典

源自中古英语 discretioun(判断力),最终来自拉丁语 discretio(分离/辨别),由 dis-(分开)和 cernere(筛选)构成。
❶ 指可自行决定或选择的,非强制性的。常用于描述支出、权力或行为,表示可以根据情况灵活处理。
“The manager has discretionary power to approve small expenses.”
(经理有自行批准小额开支的权力。)
“Discretionary spending on luxuries dropped during the recession.”
(经济衰退期间,奢侈品的非必要支出减少了。)
discretionary income — 指个人在支付必要开支后剩余的可自由支配收入,通常用于非必需消费或储蓄。
“After paying bills, her discretionary income allowed for a weekend trip.”
(支付账单后,她的可支配收入足够进行一次周末旅行。)