But the policy is unclear and contradictory.

但该政策并不清晰且相互矛盾。

youdao

But as with any study of this kind, it was unclear if that was the cause—or if breakfast-skippers were just more likely to be overweight to begin with.

但是，就像任何这类研究一样，原因尚未可知——即，还不清楚不吃早餐是否能导致他们更容易超重。

youdao

But the story was unclear.

但是故事情节却不清楚。

youdao

But under the PhRMA deal, the chances for additional cost-saving measures are unclear.

VOA: special.2009.08.14

He is expected to play, but it is unclear how soon.

VOA: special.2010.06.09

That information should have been passed on to U.S.databases, but it is unclear if that actually happened.

VOA: standard.2009.12.28

Realtors were intrigued by its potential, but unclear of its impact.

FORBES: City Governments and the Great Housing Beyond

Doyle said neighbors knew Bishop worked for the government in Hawaii but were unclear on his exact job.

NPR: Woman At Center Of Spy Allegations Is Enigma

Iranian-American academic Haleh Esfandiari, detained for nearly four months in a Tehran prison on charges of conspiring against the government, was freed on bail Tuesday, a judiciary official said, but was unclear if she would be allowed to leave the country.

NPR: Freed Scholar in Iran: Release Was 'Unexpected'