abbr. Communications Spacecraft Operation Center 宇
飞船
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endoscopic, endoscopy, endoseptum, endosexine, endosiphoblade, endosiphocone, endosiphon, endosiphuncle, endosite, endosity,
相似单词
comradery, comrades, comradeship, comsat, COMSEC, COMSOC, Comsol, Comsomol, comspec, Comstock,