fiduciary overdraft

例句：

1. 1. The bank's fiduciary overdraft limit was exceeded by $50,000.
   银行的受托人透支限额被超出5万美元。
2. 2. The trustee overdraft was due to the sudden death of the beneficiary.
   受托人透支是由于受益人的突然去世。
3. 3.The fiduciary overdraft occurred because of the mismanagement of the fund.
   受托人透支是由于基金的不当管理造成的。