| 1. | We hope to be back by nightfall . 我们希望傍晚时能回来。 |
| 2. | The propeller can follow the wind velocity closely during high-speed gusts . 螺旋桨在有高速狂风时能紧紧地追随风速。 |
| 3. | I have lost my ring -- could you keep an eye out for it when you clean the house ? 我的戒指不见了你打扫房子时能留点儿神吗? |
| 4. | Flexible exchange rates seem to perform better in the face of shifts in export demand . 看来变动汇率在面临出口需求变动时能发挥较好的作用。 |
| 5. | Flexible exchange rates yield an intermediate outcome in the face of capital-flow shocks . 变动汇率在面临资本流动冲击时能产生一种缓冲的效果。 |
| 6. | Monokaryons of this fungus will grow readily as saprophytes in plate or liquid culture . 这种真菌的单核体在平板或液体培养时能像腐生菌那样容易生长。 |
| 7. | An electron gun shoots a beam of electrons at a screen coated with a substance which lights up when the electrons hit it . 电子枪把电子束射向萤光屏,萤光屏上涂有一层被电子射束照射时能发光的物质。 |
| 8. | Susceptible cells, when infected at a high multiplicity of infection with virus, produce many incomplete of defective viral particles . 易感细胞感染一种能高度增殖的病毒时能产生许多不全的或缺损的病毒粒子。 |
| 9. | A bird that knocks on the door when delivering messages 一种送信时能敲门的鸟。 |
| 10. | Could you please take out the trash when you go out 当你出去时能把垃圾拿出去吗 |