rocket travel meaning in English

火箭飞行

The greater the exhaust velocity is, the faster the rocket travels as it smashes through the atmosphere .
排气速度越大，火箭在冲出大气层时的飞行速度也就越快。
The rocket travels better through vacuum than it des through the air
火箭穿过真空比穿过空气容易
The rocket travels at phenomenal speed
火箭以惊人的速度飞行
The rocket travelled at a speed of 1300 metres per second , or 4 times the speed of sound
此时，火箭的速度达到每秒1 , 300多米，是音速的4倍。
The rocket travelled at a speed of 1300 metres per second , or 4 times the speed of sound
此时，火箭的速度达到每秒1 , 300多米，是音速的4倍。