发行新债券以换回旧债券的英文

bond refunding

• 发行:    issue; distributin ...
• 新:    new; fresh; novel; ...
• 债券:    bond; debenture; d ...
• 以:    use; take
• 换:    exchange; barter; ...
• 回:    circle; wind
• 旧:    past; bygone; old