breed
/bri:d; brid/ v (pt, pp bred/ bred; brɛd/)
1 [I] (of animals) produce young （指动物）生育, 繁殖
How often do lions breed? 狮子多长时间产一次仔?
2 [Tn] keep (animals) for the purpose of producing young, esp by selecting the best parents for mating 饲养（动物）（尤指为选种繁殖的）
breed cattle, dogs, horses, etc 养牛、狗、马等.
3 [esp passive 尤用於被动语态
Tn, Tn.pr, Cn.n/a, Cn.t]
~ sb (as sth) bring up; train; educate 养育; 训练; 教育
a well-bred child 有教养的孩子
Spartan youths were bred as warriors. 斯巴达青年被培养成战士.
4 [Tn] lead to (sth); cause 导致（某事物）; 造成
Dirt breeds disease. 污秽导致疾病丛生.
Unemployment breeds social unrest. 失业能造成社会不安定.
5 (idm 习语) born and bred => born. familiarity breeds contempt => familiarity. breed, n
1 family or variety of animals, etc having a similar appearance and usu developed by deliberate selection （动物等的）品种（通常为特意繁殖的）
a breed of cattle, sheep, etc 牛、羊等的品种
What breed is your dog? 你的狗是什麽品种的?
2 type; kind 类型; 种类: a new breed of politician 新式的政治家.