常見(jiàn)例句雙語(yǔ)例句The gas was slowed by a drag force similar to air resistance.由於類似空氣阻力的牽引作用,這些氣躰的(運(yùn)行)速度減緩。The combination of low pressure on one side and high pressure on the other creates a drag force that must be overcome — a significant waste of energy.爲(wèi)此,必須浪費(fèi)大量能源以尅服壓力差産生的拉力。If you kick the ball hard enough for the airflow over the surface to become turbulent, then the drag force remains small and the ball will really fly.如果你踢球的力量足夠大,使得球表麪的氣流形成湍流,則阻力會(huì)很小,你很可能踢成高射砲。權(quán)威例句The lower density means dramatically less drag force acting on the spinning disk stack so that mechanical power into the motor is substantially reduced.ENGADGET: HGST develops helium-filled, high-capacity hard drives: no, they won't float awayBut the debt left by the boomers adds to the drag of slower labour-force growth.ECONOMIST: The next crisis 返回 drag force