我们能否约定一个日期？

Can we agree on a date?

RosettaNet中的消息交换控制参数（重试的次数，完成一个活动的小时数等）；需要进行的工作是在业务流程描述之外约定这些问题。

The message exchange control parameters from RosettaNet ( number of retries, hours to complete an activity etc); the workaround is to agree on these issues outside of the business process description.

收到约定的信号后，他们离开了房间。

At an agreed signal they left the room.

我们约定6:30在接待处会面。

We arranged to meet in reception at 6.30.

我们约定永远做朋友。

We promised to stay friends for ever.

他和他的合伙人约定，要互通信息，毫无保留。

He and his partner had made a bargain to tell each other everything.

这项约定是否合法值得怀疑。

The arrangement is of doubtful legality.

约定的日期没到，你不能把钱要回去。

You cannot ask for your money back before the agreed date

可怜的佩格勒博士大大落后于当初的约定。

Poor Dr Pegler got terribly behindhand with his appointments.

谁要是违背了约定，就永远不能再在这里进行交易。

If someone reneged on a deal, they could never trade here again.

默里在回家前和艾莉森达成了大致的约定。

Murray and Alison came to some sort of loose arrangement before he went home

他很少因为约定取消或出发太晚而恼火。

Cancellations and late departures rarely rile him.