It was like being a mouse, only daring to nibble a little bit at a time.

它就像一只老鼠，一次只敢吃一点点。

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This is strange because the sorts of lab animals the researchers looked attend to be given lots of food and left to nibble at leisure.

这很奇怪，因为研究人员观察的各种实验室动物往往被给予大量食物，且让它们在闲暇时一点一点蚕食。

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Martin said it was like being a mouse, only daring to nibble a little bit at a time.

马丁笑侃，我们像是每次只敢啃那么一小口食物的老鼠。

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The third quarter was scrappy but Westmeath gradually began to nibble at Derry's lead.

BBC: SPORT | Northern Ireland | Gaelic Games | Derry edge out Westmeath

But the chief executive of Oodle, a classifieds search engine, is trying to nibble away at the problem.

FORBES: Un-Classified Data

So, this gingerbread concert hall is too much of a temptation, and they begin to nibble at it.

NPR: A Proms Fairy Tale: Humperdinck's 'Hansel and Gretel'