breed strain variety有何区别?breed strain variety这三个单词都有"品种,种类"的意思,请问它们具体有哪些区别呢?

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breed strain variety有何区别?breed strain variety这三个单词都有
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breed strain variety有何区别?breed strain variety这三个单词都有"品种,种类"的意思,请问它们具体有哪些区别呢?
breed strain variety有何区别?
breed strain variety这三个单词都有"品种,种类"的意思,请问它们具体有哪些区别呢?

breed strain variety有何区别?breed strain variety这三个单词都有"品种,种类"的意思,请问它们具体有哪些区别呢?
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.
品系
【摘要】 strain n 血统品系菌株紧张张力v扭伤拉紧.article n 物品商品.intrigue v&n 激发
variety
[vəˈraiəti]
n.
品种,种类
This variety of dog is very useful for hunting.
这种狗对狩猎很有用.
种种,各种
This shop sells a variety of toys.
这家商店出售各种各样的玩具.
变化,多样化

breed strain variety有何区别?breed strain variety这三个单词都有品种,种类的意思,请问它们具体有哪些区别呢? strain strain the strain strain是什么意思 Strain是什么意思 strain是什么意思 cloudy strain breed和nurture的区别 wide variety 英语：a variety variety 音标! put a strain E.coli strain是什么意思 strain one's eyes H1N1 strain 如题 fracture strain是什么意思 RMS-strain 是什么意思? strain up是什么意思