both principal and interest

基本解释

Moreover, the passbook should highlight the automatic deductions, show both the principal reduction and interest paid.
另外，存折应该突出显示自动扣款，以显示减少的本金和所付的利息。
Further, unauthorized fundraisings publicized by various promotions, including through the media and that promises the return of both the principal and interest, will be regarded as crimes.
此外，未经许可，通过包括传媒在内等多种推介手段吸收公众存款，期满后本息并还等行为也将以犯罪来对待。
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The enterprise concerned shall, upon the expiration of the contract or agreement, refund both the principal and the interest of the performance guaranty money to the worker assigned abroad.
企业应在合同或协议期满后，及时向外派劳务人员退还履约保证金本息；

This arrangement would ensure that funds would be available to cover both principal and interest payments even though, over the three years CCC credits take to mature, there may be substantial erosion in the price of gold.
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