cottage industry

business that can be carried on at home, esp skilled manual work such as knitting, pottery, some kinds of weaving, etc 家庭手工业（如针织、 制陶、 某些编织等）.

cost-effective, cost-effectiveness, costermonger, costing, costliness, costly, costume, costume jewellery, costumier, cosy, cosy (US cozy), cot, cot-death, cotangent, cote, coterie, coterminous, cottage, cottage cheese, cottage hospital, cottage loaf, cottage pie, cottager, cotter-pin, cotton, cotton candy, cotton seed oil, cotton wool, cotton-wool, cottontail, cotyledon, couch, couch-grass, couchant, couchette, cougar, cough, could, coulter (US colter), council,