His reaction of swiftness surprised us.

他迅速的反应让我们吃了一惊。

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Bright colors and a lot of movement give these portrait subjects the appearance of swiftness and power.

明亮的色彩和大量的动作场景让画面里的人物显得敏捷有力。

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They will be swift with swiftness of the tigress.

他们迅速堪比母虎。

耶鲁公开课 - 现代诗歌课程节选

The swiftness of the waters and their imagined depth reminds me of the Danube where it flows through Bratislava.

ECONOMIST: Treating both sides of an intractable conflict

Pickering defended the swiftness of the decision to sack Jenkins, saying it was a necessity to avoid any "ambiguity" and "indecision".

BBC: Wales axe Jenkins after Cup exit

The sheer swiftness of gold's decline on Monday meant that investors were willing to pay a premium for put options on gold and silver-backed exchange-traded funds, a centerpiece of his strategy.

WSJ: Gold's Great Unraveling Had a Few Harbingers