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cotangent n (abbr 缩写 cot) (mathematics 数) tangent of the complement of a given angle 余切. 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, cot-death, 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, couch-grass, [[修改/添加解释]] |
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