| 1. | A diurnal animal hunts its food during daylight .
白天活动的动物在白昼时猎食。 |
| 2. | No diurnal rhythm was detected .
没有发现昼夜节律。 |
| 3. | Over water the diurnal change in refraction is likely to be small .
在水面上，折光的周日变化可能是很小的。 |
| 4. | The diurnal springs correspond to the semidiurnal neaps and vice versa .
全日潮大潮对应于半日潮小潮，反之亦然。 |
| 5. | The purpose of reoccupations is to keep track of diurnal variations in the earth's field .
重测的目的在于记录地磁场的日变。 |
| 6. | in pine seedlings it can dissipate 69% diurnal assimilation.
在松树实生苗中，它可以消耗每日同化量的69。 |
| 7. | If there were no drift or diurnal change, the differences would add up to zero around the loop .
如果没有漂移或日变，这些差值相加后必等于零。 |
| 8. | I could only spare two or three hours, from my numerous diurnal occupations, to follow her footsteps .
我只能从无数的日常工作中挤出两三个小时来跟着她。 |
| 9. | For example, small diurnal rodents eat berries, nuts, leaves, fruit, seeds, and insects .
例如，昼出的小啮齿动物采食浆果、坚果、树叶、果实、种子以及昆虫。 |
| 10. | A diurnal temperature variation of-4k is present at 50km because heating only occurs during the day .
由于加热只发生在白天，因此50公里高度上的温度日变化约为4k。 |
