vt.

1. （動物）產（子），孵（卵）
2. 使繁殖，飼養
   They used to breed fish in the reservoir.

   他們過去一直在水庫養魚。

3. 養育；培育；教養[H][O2]
   They were bred up as acrobats.

   他們從小被作為雜技藝人培養。

4. 引起，惹起；產生
   Dirt breeds disease.

   汙穢惹起疾病。

5. 【核】增殖，再生

vi.

1. （動物）生產；孕育
   Rabbits breed quickly.

   兔子繁殖快。

2. 繁殖，育種
3. 滋生，產生

n.[C]

1. （尤指經人工培育的動植物）品種[（+of）][G]
   We have the finest breed of sheep.

   我們擁有最優品種的羊。

2. 種類，類型

v.

1. (of animals) mate and then produce offspring.
   ▸cause (an animal) to produce offspring.
   ▸develop (a variety of plant or animal).
2. bring up to behave in a particular way.
3. produce or lead to:
   success had bred a certain arrogance.
4. Physics  create (fissile material) by nuclear reaction.

n.

1. a distinctive stock of animals or plants within a species, typically one deliberately developed.
2. a sort or kind.