He jumps from an airplane and his parachute lets him fall slowly to the ground.
他从飞机跳下，降落伞使他慢慢地降落到地面。
This software system can improve the accuracy and the speed of the parachute design.
通过此软件系统，可大大提高降落伞设计的精度和速度。
Each bubble can open a parachute to slow down and avoid deaths.
每个泡泡都可以开启降落伞来减速和避免跌死。
A parachute enables you to jump from an aircraft and float to the ground.
降落伞可以使你从飞机上跳下后飘落到地面。
A parachute enables you to jump from an aircraft and float to the ground.
降落伞可以使你从飞机上跳下后飘落到地面。
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