Since the muscles in the abdomen and lower back play an important role in preventing collapse, move the navel toward the spine and lift the sacrum away from the lumbar spine.

此过程中，腹部和下背部肌肉的作用非常重要，所以你需要将肚脐内收，同时把骶骨向上提。

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That is why technology companies are partnering with educators to bring back good, old-fashioned play.

这就是科技公司正在与教育工作者合作，复兴优秀的老式游戏的原因。

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It would be a pity to retard our development by holding back those people who are gifted enough to work and play well with less than the average amount of sleep, if indeed it does them no harm.

限制那些有足够天赋、即使睡眠少于平均值却能很好地工作和娱乐的人会阻碍我们的发展，这将是一件憾事，如果这确实对他们没有害处的话。

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Then in nineteen ninety-six, he came back to America to play for the newly formed Major League Soccer.

VOA: special.2010.06.25

Don't come back and play your honest, hardworking mother.

别回来折磨你善良，勤劳的母亲。

耶鲁公开课 - 1945年后的美国小说课程节选

And then they play this kind of music coming back from funerals.

而他们却在葬礼归来后演奏这种音乐

耶鲁公开课 - 聆听音乐课程节选

He often has the Giants' defensive back play a "cover-2 shell, " a soft zone coverage that takes away deep routes and gives New York's defensive line time to harass an opposing quarterback.

WSJ: Again, Giants Are Brady Kryptonite

Hull has promised changes and wants an improved showing for the supporters for the second of the back-to-back play-off matches against London Welsh on Friday after seeing his side humiliated 54-9 against the Exiles on Saturday.

BBC: Paul Hull plays down need for early changes at Bristol

Just saying that he came back to win and I said if I chose to come back to play that's exactly what I would be coming back for is to win.

WSJ: Ford eyeing title in return to WNBA with Liberty