单词	双向运转
释义	双向运转bi-direction operation
随便看	cloud chamber--expansion chamber cloud chamber; expansion chamber cloud-chamber photograph cloud chamber track cloud chamber track; cloud track cloud chart cloud classification cloud cluster cloud collision warning cloud/collision warning cloud column cloud compeller cloud-compeller cloudcompeller cloud compelling cloud-compelling cloudcompelling cloud computing cloud computing environments cloud condensation nuclear cloud condensation nuclear , cn cloud condensation nuclei cloud condensation nucleus counter cloud cover cloud covered