单词	hollow stem valves
释义	hollow stem valves 空心桿瓣
随便看	network-news network news edit network news feature Network-news forum network news media network news, netnews network newspaper network newspapers network news review network news services Network News Transfer Protocol network news transfer protocol, NNTP network news transport protocol network nitride network node network node administration network node correlation network-node domain network node interface network-node interface network node interface, NNI network node manager network node processor network node server network node unit