Those talks were often difficult but could be productive.

这些谈判常常十分艰难，但有些是富有成效的。

youdao

The final death toll is unknown, but could be as high as 650.

最终的死亡数据尚不清楚，但有可能达到650人。

youdao

The mission is intended to last three years, but could be extended to five.

这项任务打算持续三年，但可能会延长到五年。

youdao

But it could not be denied that the plan was a way to get black people out of the United States.

VOA: special.2009.04.16

It's interesting, and you can see that's a very persuasive argument, but you can also see how that could be abused.

很有趣，可以看出,这是一个很有说服力的观点，但也能看出这个观点是如何遭到滥用的。

普林斯顿公开课 - 人性课程节选

Now I could have made a key, keys don't have to be strings, but as it happened, I didn't.

现在我可以建立一个键了，键并不一定是字符串，但这儿既然已经是字符串了。

麻省理工公开课 - 计算机科学及编程导论课程节选

That may be necessary in the short run, but could be dangerously destabilising before long.

ECONOMIST: The economy

The men are nearly 700 meters (2, 300 feet) underground, but could be rescued from different levels.

CNN: STORY HIGHLIGHTS

JPMorgan Chase has a nice 2.9% yield but could be vulnerable to tighter regulation.

FORBES: Don't Sweat Dividend Tax Hikes, Feast On Fat Yields