单词	and
释义	And In logic "and" means that two things must both be true for the statement to be true. Only one or the other is not enough. Example: When A is true and B is true then A and B is true When A is false and B is true then A and B is false When A is true and B is false then A and B is false When A is false and B is false then A and B is false Example: can we buy chocolate at the shop? • does the shop have chocolate? • do we have money? If they do have chocolate and we do have money the result is true. If they do not have chocolate and we do have money the result is false. If they do have chocolate and we do not have money the result is false. If they do not have chocolate and we do not have money the result is false. See: Or
随便看	centigrade centimeter central angle centroid century certain chaos chord circle circumcenter circumcircle circumcircle of triangle circumference circumradius circumscribe class interval classify clockwise closed curve closed interval closed sentence closure cluster coaxial codomain

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