| 1. | In those warm beams the motes kept dancing up and down .
只见温暖的光芒里面，微细的灰尘在上下飞扬。 |
| 2. | When an inhomogeneous plane wave is introduced into a dense dielectric layer, it can bounce between the two boundaries .
把一非均匀平面波引进折射率较高的介质层时，它会在上下界面间来回地“弹”射。 |
| 3. | It seems the exchange rate fluctuates almost daily
外汇兑换率似乎每天都在上下波动。 |
| 4. | Between the upper and nether millstone
在上下两片磨石之间 |
| 5. | " yes . so , wax on . wax off
于是丹尼一整天就在上下。 |
| 6. | Be careful of the wet floor at the station , especially when entering and exiting the boat
在岸台上要小心湿滑的地板,尤其是在上下船之时。 |
| 7. | As soon as they got into the street they beheld a man on horseback gazing up and down
他们一走进街道，就看见一个骑马的人在上下打量他们。 |
| 8. | Still , silver was unconquered . i could hear his teeth rattle in his head ; but he had not yet surrendered
然而，西尔弗未被吓倒，我听得出他的牙在上下打颤，但他没有屈服。 |
| 9. | Down chiang minus shan wheel switch position kuo low , go back to floor behind has not on down blade hand in will inner
下强减单轮开关位置过低，归楼后未在上下刀片交会内。 |
| 10. | Down chiang minus shan wheel switch position exorbitance , go back to floor behind has not on down blade hand in will inner
下强减单轮开关位置过高,归楼后未在上下刀片交会内 |
