Its supersonic speeds and aerodynamics do the job, compressing the air into the engine.
飞机的超音速和空气动力学完成将空气压缩入引擎的任务。
The engine, as it cooled itself, sucked in air through the outlet hose, producing suction in the vacuum chamber, and so drawing the plunger down and compressing the spring.
当引擎冷却时，通过出口软管吸入空气，在真空管产生吸气，导致柱塞向下挤压弹簧。
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