Sarton has been moonlighting for five years to supplement his income.萨顿五年来一直在晚上兼职以贴补收入。She took in sewing to supplement her income.她接针线活以贴补收入。He supplements his income with part-time or home work.他靠兼职或在家工作来贴补收入。Soldiers in both countries supplement their incomes with payoffs from drugs exporters.两国士兵都用毒品走私贩的贿赂来贴补收入。