| 1. | Breast infections occur during lactation . 乳房感染发生于授乳期。 |
| 2. | An atropine rash is more likely to occur in children . 阿托品皮疹似乎更易发生于儿童。 |
| 3. | Degenerative changes of the myocardium occur in many diseases . 心肌的退化性变化发生于许多疾病。 |
| 4. | These occur between couples who have rubbed of all romance . 这些发生于耗尽了所有爱情的夫妻之间。 |
| 5. | Apparently a similar transformation takes place in plants . 显然这种类似的转化作用也发生于植物界。 |
| 6. | Hemolytic icterus occurs in the neonate of the horse and swine . 溶血性黄疸发生于马和猪的初生幼畜。 |
| 7. | A switchover to endosperm dependency occurs around the heart-shaped stage . 对胚乳依赖的改变发生于近心形期。 |
| 8. | The heartburn associated oesophagitis is substernal in location . 由食管炎引起的胃灼热,其部位发生于胸骨下。 |
| 9. | All human activity springs from two sources: impulse and desire . 人类的一切活动都发生于两个来源:冲动与愿望。 |
| 10. | Bluetongue occurs in most species of ruminants, both domestic and wild . 蓝舌病发生于大多数家生的和野生的反刍动物。 |