conventions

n. 常规;约定;协定;会议

conundrum, conurbation, convalesce, convalescence, convalescent, convection, convector, convene, convener (also convenor), convenience, convenience food, convenient, conveniently, convent, convention, conventional, conventionality, conventionalize, conventionalize, -ise, conventionally, converge, convergence, convergent, conversance, conversant, conversation, conversational, conversationalist, converse, conversely, conversion, convert, convert into, converter, convertor, convertibility, convertible, convex, convexity, convey, conveyance,