| 1. | A field may be smothered with aphids . 一块田的植株可以被蚜虫盖满。 |
| 2. | Wind has little influence on sedentary aphids . 风对不动的蚜虫很少有影响。 |
| 3. | The immobilized aphids quickly died . 被粘住的蚜虫很快死亡。 |
| 4. | Heavy rain or hail may dislodge many aphids from the plants . 大雨和冰雹可从植株上击落很多蚜虫。 |
| 5. | This insect attacks the raspberry crop and transmits virus disease . 这种蚜虫危害树莓并传播病毒病。 |
| 6. | The combined activities of aphidenemies overtake reproduction by the aphids . 蚜虫天敌的联合活动超过蚜虫的繁殖力。 |
| 7. | The ant laps it up and goes to the next cow bug for more . 蚂蚁把这滴蜜露舐食了,再到另一只蚜虫那里去舐食更多的蜜露。 |
| 8. | In general an aphid cannot or hardly identify its host at a distance . 在一定距离以外,蚜虫通常不能或难以识别其寄主植物。 |
| 9. | Clusters of tiny insects called aphides were to be found on the underside of the leaves . 树叶的背面布满了一簇簇叫作蚜虫的小虫。 |
| 10. | Ants are fond of sweet food . they often milk little bugs called budworms . 蚂蚁喜欢吃甜食。它们常常挤一种叫做蚜虫的小虫子的液汁吃。 |