He cannot trust, for fear of who might let the secret slip.

他不能信任别人，因为这可能泄露他们的秘密。

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"We're surveying animals that are not involved in [human] exposures generally," he said. "So these are animals that would slip through the system but might be rabid."

“我们正在调查一般不会导致人类患病的动物，”他说，“所以这些动物虽然会患狂犬病，但并不会被列在本次行动之内。”

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Might Romania, if Ion Iliescu, an old communist, becomes president again, as he might, slip further south-east?

ECONOMIST: Where is Central Europe? | The

Canada's Mike Weir looked like he might challenge for the Open after a strong opening, but a poor inward nine saw him slip back to three over.

BBC: SPORT | Golf | Levet, Weir challenge fades