| 1. | The scrapie agent in sheep may be similar to viroids . 绵羊的搔痒病因子可能也是类病毒。 |
| 2. | Ulcerative dermatosis is a viral infection of sheep . 溃疡性皮肤病是绵羊的一种病毒性传染病。 |
| 3. | Experimentally it also infects sheep, goats, and rabbits . 实验证明,它也感染绵羊、山羊和家兔。 |
| 4. | Wolves worry the sheep . 狼群撕咬绵羊。 |
| 5. | Tom pushed the branches aside . he saw a sheep by the brook . 汤姆把树枝推到一边,他看见一只绵羊在河边。 |
| 6. | The same evening the sheep had trailed homeward head to tail . 就在这天的傍晚,绵羊首尾相衔地返回了羊栏。 |
| 7. | The pathogenicity of moniezia expansa in sheep has long been debated . 绵羊扩展莫尼茨绦虫的致病力已经争论很久了。 |
| 8. | Even as sheep before their shearers are dumb, so they were not permitted to open their mouths . 绵羊在剪刀面前是不声不响的,因此他们也不得开口说话。 |
| 9. | It was as if a flock of foolish sheep placed themselves under the protection of a pack of ravening wolves . 他们就像是愚蠢的绵羊,自己走去投靠一群残暴的豺狼。 |
| 10. | Bluetongue is an arthropod-borne viral disease of sheep, goats, cattle and wild ruminants . 蓝舌病是绵羊、山羊,牛和野生反刍动物以节肢动物为媒介的一种病毒性疾病。 |