debt instrument的用法和樣例：
例句
- Corporate Bond A debt security issued by a corporation.
企業債券由一家企業發行的債務證券。 - Other major market developments included the review of regulations by the SFC relating to the offering of debt securities.
其他主要發展包括，檢討證監會就公開發售債務證券所制定的規則。
