pvr
abbr.
portable volume-controlled respirator 便携式音量控制呼吸器;
precision voltage reference 精密电压基准，精确参考电压;
例句:
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Most cases were companied by various extent proliferative vitreoretinopathy ( PVR ).
大部分患眼伴有不同程度玻璃体视网膜增殖病变 ( PVR ).
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Excess salt induced PVR, which was prevented by verapamil in broiler chickens.
高盐诱发了肉鸡PVR, 维拉帕米显著抑制了高盐对PVR的 诱发作用.
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Cryopeaxy, diathermy and repeat operation can render the formation of the PVR.
冷凝 、 电凝及多次手术均刺激PVR形成.
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PVR recordings of BBC programmes made during this time may also be disrupted.
来自BBC
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PVR BBC programmes off-air, and then upload the files to a file-sharing site.
来自BBC
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Thanks to my PVR I was able to catch up on the first HD episode last night.
来自BBC