1. | 减压；卸压a reduction in air pressure; the act of reducing the pressure of the air |
a decompression chamber(= a piece of equipment that divers sit in so that they can return slowly to normal air pressure after being deep in the sea) 减压舱（潜水员深海作业后坐在其中恢复到正常气压） | |
decompression sickness(= severe pain and difficulty in breathing experienced by divers who come back to the surface of deep water too quickly) 减压病（潜水员从深水迅速回到水面后感到的剧痛和呼吸困难） |
2. | 解压缩（将压缩的东西恢复到原状）the act or process of allowing sth that has been compressed (= made smaller) to fill the space that it originally took up |
