cot-death

n [C, U] sudden unexplained death of a sleeping baby 婴儿猝死.

cosmopolitan, cosmopolitanism, cosmos, cosset, cost, cost accountant, cost clerk, cost benefit, cost price, cost-effective, cost-effectiveness, costermonger, costing, costliness, costly, costume, costume jewellery, costumier, cosy, cosy (US cozy), cot, cotangent, cote, coterie, coterminous, cottage, cottage cheese, cottage hospital, cottage industry, cottage loaf, cottage pie, cottager, cotter-pin, cotton, cotton candy, cotton seed oil, cotton wool, cotton-wool, cottontail, cotyledon, couch,