基本解釋[經(jīng)濟學(xué)]機密費英漢例句權(quán)威例句Retired presidents enjoy a government pension that matches the current salary of cabinet members, reimbursement of staff and office expenses, medical insurance and lifetime Secret Service protection.FORBES: Is A $3 Million IRA Sufficient For Retirement?secret service expenses更多例句專業(yè)釋義經(jīng)濟學(xué)機密費