Pluggen.普拉奇plugn.塞子；插头；推销；火花塞；口嚼烟v.塞；堵；宣传；插上插头；苦干plug-in assembly插入部件plug-in fragment插件片断plug and play BIOS即插即用BIOSplug flow digester活塞流连续消解器Pluggable protocol可插拔协议plug drawing draft钢管定径拉拔法plugging materials堵料plug - in design插件设计plug - in method插空法plug-in coupling塞入式接头