Such tiny particles combust more rapidly than larger particles to give an additional kick, and may allow easier control over a rocket's thrust.

这样的微小颗粒比大颗粒燃烧的更迅速，从而能提供额外的推进力，并可以更加容易控制火箭的推进。

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We can now inject more fuel, create our second explosion and get a second 'kick' of thrust.

现在，我们可以注入更多的燃料，创造我们的第二次爆炸并获得第二个'踢的推力'。

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The kick is a simultaneous thrust of the legs called a "frog" or breaststroke kick. No flutter or dolphin kicking is allowed.

蹬腿就是两条腿同时蹬出，称之为“蛙”式腿或蛙泳腿，蹬腿时采用交替式打水或海豚式都是不允许的。

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For the remaining two-plus hours of the practice, I sat bundled on the sidelines as the Sea Gal squad perfected every kick, split and pom-pom thrust in some 30 routines.

FORBES: Magazine Article