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。
She wore no hose, even though the spring air still had a bite to it.
她没有穿长统袜，尽管春天的空气仍然有点冷。
Adding wraps of hose will increase spring tension.
增加软管缠绕圈数可以增加弹簧张力。
应用推荐