And promise an own matter have to unconditional completion, this is also I personal principle!

而答应自己的事就必须无条件的完成，这也是我个人原则！

youdao

Solemn promise: the sale of goods detained by customs such as the unconditional re-delivery or full refund.

郑重承诺：所售商品如被海关扣留，无条件重新发货或者全额退款。

youdao

For a transaction to constitute a bona fide loan, there must be an unconditional promise to repay at the time the funds are advanced.

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"Among you there is also the future pope to whom I promise my unconditional obedience and reverence, " the pontiff said.

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But this week's promise from Mr Blair shows how hard it is for politicians to avoid throwing unconditional cash at a crisis even if, as in this case, the new cash will not be handed out for some time.

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