eproduce
[ˌri:prəˈdju:s]
vt.& vi.
复制; 重现; 再版
The picture will reproduce well.
这照片会印得很清楚.
生殖,繁殖
Rabbits reproduce quickly.
兔子繁殖速度很快.
multiply
[ˈmʌltiplai]
vt.& vi.
乘,(使)相乘
His son is learning to multiply and divide.
他儿子正在学习乘法和除法.
(使)增加
Spending on military equipment has multiplied in the last five years.
过去的五年中军事装备的开支大大增加.
(使)繁殖
When animals have more food,they generally multiply faster.
动物在有较多的食物时,一般繁殖得较快.
breed
[bri:d]
n.
种,品种
It makes her furious to see a good breed of sheep being treated cruelly.
看到品种优良的羊受到残忍的对待,她非常气愤.
vt.& vi.
生育; 繁殖
Rabbits breed quickly.
兔子繁殖很快.
vt.
饲养,培养
She bred her daughter to become a statesman.
她把她的女儿培养为一名政治家.
引起,招致
Flies in food shops breed disease.
食品店里的苍蝇能引起疾病.