When you are learning to ride a bicycle, you often fall off.

初学自行车时，常会从车上掉下来。

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"We often fall off a cliff, and that's what we did here," said Russell Moroz, a Kraft vice President.

“我们经常跌入谷底，这么做我们的下场就是如此，”卡夫的一位副总裁拉塞尔·莫罗兹(Russell Moroz)说。

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The old forest canopies often have those snags, which are big dead branches that break off and can fall erratically when the tree comes down.

老林冠往往有这种枯干，很大的死树枝，随大树倒下而崩断，不知掉到哪里去。

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Longtime faves often fall off the cultural radar.

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If the hypothesis is true, people would fall off the vege-wagon more often when exposed to real bacon sizzling in the pan.

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If engineers were held to the same standards, bridges would collapse as often as banks, planes would fall from the sky (if they ever got off the ground), and cyclical blackouts would be a permanent feature of our electrical grid.

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