n.同系繁殖；近亲交配
动词inbreed的现在分词形式.
This has led some breed clubs to discourage the use of linebreeding or inbreeding in an attempt to maintain gene pool diversity. 这就导致了一些俱乐部不鼓励做血系繁殖或是近亲交配，以此保持基因库的多样性。
Inbreeding increases the chance of extinction. 近亲交配增长了灭绝的机会。
Indeed, marmot social structure actively encourages inbreeding. 诚然，土拨鼠的社会结构积极地鼓励着近亲交配。
