natural roll

基本解釋

There is no peaking in the response but simply a smooth roll-off above the natural frequency.
響應(yīng)期間無(wú)高峰期，只是簡(jiǎn)單的，在固有頻率上平滑的跌落。
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Because it's the natural way to keep your stroke technique symmetrical. Bilateral is particularly good for developing good body roll to both sides since you need to rotate well to breathe.
（因?yàn)樗p側(cè)換氣）是你保持對(duì)稱的劃水技術(shù)的自然方式，“雙側(cè)換氣”對(duì)提高身體向兩側(cè)滾動(dòng)方面非常有好處，這是由于為了換氣你需要良好的身體滾動(dòng)。）

The public relations campaign for natural gas is already on a roll.
FORBES
So powerful is this curse, apparently, it can upturn natural law so as to let a baseball roll through a first baseman's legs during a crucial World Series game.
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