词汇	死乞活咽
释义	死乞活咽 sǐqihuóyàn〔topo.〕lifeless；downcast
随便看	optical fiber placement optical fiber plate optical fiber PMD optical fiber polarization optical fiber polarization controller optical fiber polarizer optical fiber-polisher optical fiber positioning optical fiber positioning system optical fiber positioning unit optical fiber power meter Optical fiber preform optical-fiber preform optical fiber pressure sensor optical fiber printing tube optical fiber probe Optical fiber probes optical fiber projector optical fiber proof-tester optical fiber protection optical-fiber protection optical fiber protection channel optical-fiber protection channel optical fiber protective coverings optical-fiber proximity sensor