The same disease problems beset the broiler industry in the early stages of development . 这些疾病在肉用仔鸡业发展的早期曾造成了困难。
The sows and litters were kept in the farrowing house until the pigs were about 9 to 14 days of age . 母猪和它的窝仔都被关在产房里直到仔猪9-14天年龄时。
In the rat and rabbit, neonates are born blind, naked and with a poorly developed thermoregulatory system . 大鼠和兔子的初生幼仔出生时是闭目无毛的,体温调节系统发育不足。
In ungulates, the young are born in an advanced stage of development and can fend for themselves in a few days . 有蹄目动物的幼仔出生时处于发育的高级阶段,能够在几天内照料自己。
We had left a cowboy hat and a western belt replete with toy gun and holster for brezhnev in his cabin on the plane . 我们在勃列日涅夫的飞机座舱里给他放了一顶牛仔帽和一条挂满玩具手枪和枪套的腰带。