requiting

Even normal racing produces enormous straining, requiting the helmet to protect the neck and spine.

甚至是一般的赛车运动都会产生极大的张力, 这就要求头盔能保护颈部和脊椎.

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When given a problem requiting multiplication or division, the computer solves it by adding or subtracting.

当给计算机一道要求用乘法或除法求解的题时,它能用加法或减法解出.

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