Until now, there has been no evidence that any bird could make the big leap to associating one sound exclusively with one object or quality.

直到现在，还没有证据表明任何鸟类能够在将一种声音与一种物体或具有某种特质的物体专门联系起来方面更进一步。

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Another example, in one screen dance I saw, the dancers leap through sheets of fire in a big abandoned building.

另一个例子是，我看过的一支银幕舞蹈中，舞者们在一座废弃的大楼里跳过一片火海。

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In the last few years, this art has made a big leap.

近几年来，这一艺术有了新的跃进。

《新英汉大辞典》

The students were brought into this course were in that interesting gap in the professions where they have been with the company for a couple of years but will probably be four more years before they consider for the big leap, for the big advancement.

参与该课程的学生,职业差别很大,他们还会在,现在的公司待几年,甚至可能在考虑,跳槽或升迁之前，再待四年之久。

麻省理工公开课 - 媒体、教育、市场课程节选

Another strategy is to take a small step before you make the big leap.

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But color was just part of the big leap that Amazon made with the Kindle Fire, moving from a reading appliance to a converged device.

ENGADGET: Switched On: Low flame

Even though "Hardbody" still needs quite a bit of revision before making the big leap, it bears the unmistakable marks of a musical that is at once charmingly quirky and genuinely affecting, the same mix that made "Once" a sleeper hit.

WSJ: Nobody Loves You | Hands on a Hardbody | Next Stop, Broadway | Theater Reviews by Terry Teachout