1.
Upon termination of a contract, a performance which has not been rendered is discharged;
合同解除后，尚未履行的，终止履行；
2.
Where the parties owe performance toward each other and there is an order of performance, prior to performance by the party required to perform first, the party who is to perform subsequently is entitled to reject its requirement for performance.
当事人互负债务，有先后履行顺序，先履行一方未履行的，后履行一方有权拒绝其履行要求。
3.
An unpaid, overdue debt or an unfulfilled obligation.
欠帐未付的，逾期债款或未履行的职责
4.
The payment by the buyer was therefore an advance payment for an executory contract which the seller had not performed.
买方所付之款项系为一份应于订立后再履行而卖方尚未履行的契约而约付的预付款。
5.
Something canceled, especially a released accommodation or an unfilled appointment.
撤消被撤消的事物，尤指被放弃的住房或未履行的约会
6.
The central registry shall draw the attention of individual Members to regular notification requirements which remain unfulfilled.
登记中心应提请各成员注意未履行的定期通知要求。
7.
Failure to perform an act that is either an official duty or a legal requirement.
未履行未履行公务或法律要求的行动
8.
The builder failed to fulfill the terms of his obligation
营造商未能履行合同的条款
9.
If no time limit is specified in the award, the parties shall carry out the award immediately.
裁决书未规定期限的，应当立即履行。
10.
The builder failed to fulfil the terms of his obligation.
营造商未能履行合同的条款。
11.
On the Contributory Negligence for Guardians' Failing to Fulfill Responsibilities
论监护人未履行监护责任的过失相抵
12.
Such failure or delay shall not be deemed a Breach of this contract
此等未履行或延迟履行不应视为对本合同的违约。
13.
Res integra est
在尚未履行契约之前
14.
The Treatment to the Bilateral Contract Being Undischarged or Incomplete Discharged during the Bankruptcy Procedures--The 103rd Item of German Insolvency Statue;
未履行或未完全履行的双务合同在破产程序中的命运——德国支付不能法第103条
15.
On the Beginning for Calculating the Prescription Period of Anspruch of Unascertained Deadline for Performance;
试论未定履行期的请求权诉讼时效期间的起算
16.
Both the Israelis and the Palestinians failed to act on recent UN resolutions.
以巴双方均未能履行联合国近期的决议。
17.
"Nevertheless, the Seller shall continue performance of the Contract to the extent not cancelled."
无论如何,卖方应继续履行合同中未解除的部分。
18.
The state of being behind in the fulfillment of obligations or of being overdue in payment.
拖欠处于到期未能履行职责或到期未能付款的状态