羊痘病毒 ( Capripoxvirus,CPV ) 是山羊痘病和绵羊痘病的病原.Capripoxvirus ( CPV ) was the agent of goat and sheep pox disease.对109个疫点及其受威胁区的337061只绵羊,注射了山羊痘疫苗,取得了良好效果.Five to ten days after injection, sheep pox was controlled.山羊痘和绵羊痘病(Goat...
With a low-pitched rumbling noise, the propeller began to rotate.伴随着隆隆的低沉噪声，螺旋桨开始旋转起来。Lysenko gave a deep rumbling laugh at his own joke.李森科说笑话的时候自己咯咯直乐。The crane made rumbling sound.吊车发出隆隆的响声....
The snow will soon disappear when the warm weather comes.天气变暖时,雪很快就会融化.The problems of traffic congestion will not disappear in a hurry...交通拥堵问题不会一下子就消失。This soap works like magic — the stains just disappear.这种肥皂真神奇,污垢一下...