单词	chain of command
释义	chain of command noun phrase : a series of executive positions in order of authority a military chain of command Word History First Known Use 1825, in the meaning defined above
随便看	chondrogeny chondroitic acid chondroitin chondroitin sulfate chondroitins chondromas chondromata Chondromyces Chondrophora chondrophore chondroplast Chondropterygii chondrosarcomae chondrosarcomas chondrosarcomata chondroseptum chondroses chondrosin chondrosis chondroskeleton chondrostean Chondrostei chondrule chondrules chondruses

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