结果显示：定常吸气作用明显不同于定常吹气。

Results show that the behaviors of steady suction are significantly different from that of steady injection.

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如果，当我做吸气练习时，我注意我的眼睛；呼气时，我对眼睛微笑，意识到它们作用良好。

For instance, when I practice this exercise of breathing in, I'm aware of my eyes; breathing out, I smile to my eyes and realize that they are still in good condition.

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高超声速进气道是高超声速吸气式推进系统的重要组成部分，对实现高超声速飞行起着关键作用。

Scramjet inlet is of great importance in the hypersonic airbreathing propulsion system and plays significant role in the realization of hypersonic flight.

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