bottom bracket

基本解释

You may also want to carry around lubricant, a bottom bracket tool and some spanners .
您可能还需要随身携带的润滑剂，一个中轴工具和一些扳手。
With the fat tire, the chain had to shift too far outside of the normal bottom bracket to rear wheel alignment, in order to clear the tire width .
随着脂肪轮胎，链条不得不把太多远远超出正常的中轴路向后轮，以清除轮胎宽度。
Using the wrong combination will result in a bad connection between crankset and bottom bracket and may lead to a damaged serration of your crankset.
如果硬要这样配合使用，牙盘和中轴之间结合的会很糟糕，可能会导致牙盘的花键损坏。

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As Pat Garofolo notes, if you are a Michigan resident in the lowest income bracket (bottom 20%) you pay a tax rate of 8.9 percent.
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