fulfill obligation
美
英 
例句
Either Party expresses clearly or by its actions show not fulfill obligation prior the expiry date of the execution.
在履行期限屆滿之前,一方明確表示或者以自己的行為表明不履行債務
Several Problems to Use Patent for Guarantee to Fulfill Obligation
關于用專利權擔保債務履行的若干問題