Unconformities are surfaces of erosion or non-deposition.

It included the staff-student ratio as a measure of teaching quality.

它把 师生 比例作为衡量教学质量的一种方式.

TEACHER : Let's write some key words of the answers on the blackboard.

师生共同寻找答案中的关键词并板书在黑板上.

The magician a fire, and then he threw some powder on it.

魔术师生了火, 接着在火上面洒了一些粉末.

The whole school likes / like the headmaster.

全校师生都喜欢这位校长.

Teachers and students all pitched in.

师生齐动手.

It included the staff-student ratio as a measure of teaching quality.

它把 师生 比例作为衡量教学质量的一种方式.

TEACHER : Let's write some key words of the answers on the blackboard.

师生共同寻找答案中的关键词并板书在黑板上.

The magician a fire, and then he threw some powder on it.

魔术师生了火, 接着在火上面洒了一些粉末.

The whole school likes / like the headmaster.

全校师生都喜欢这位校长.

Teachers and students all pitched in.

师生齐动手.

That was the 103rd day after the Winter Solstice.

这一天正好是冬至后的103天。

Do Chinese celebrate the winter solstice? Is it important to you?

中国人过冬至吗？这天对你们重要吗？

That's measured in the winter solstice.

以冬至那天为基准测量。

The changes in the levels of serum testosterone ( T), luteotropic hormone ( LH) and follicule stimulating hormone ( FSH) were studied in the pineal body removed SD male rats at the Winter Solstice and the Summer Solstice.

采用大鼠松果体摘除模型，探索了冬至、夏至SD雄性大鼠血清睾酮（T）、黄体生成素（LH）及卵泡刺激素（FSH）的变化规律。

In this paper, features of the total electron content and F-region of the ionosphere over the Pacific area during the typical storms are analysed on the basis of published data and some new results are presented.

本文在前人已公布的暴时电离层动态资料的基础上，进行了太平洋地区冬至与夏至期间电子总量和F层特征的分析研究，取得了新的结果。

After the winter solstice, people often Buy winter specialities as presents.

冬至后，人们常买些冬令佳品作为送客礼品。

On the origin and path of the Huanghai Warm Current during winter and early spring

冬至初春黄海暖流的路径和起源

Results: the expression degree and the amount of c fos and c jun mRNA in testis are of intensity and plenty feature and trend in midwinter while weak and insignificant in midsummer.

结果：睾丸C Fos和C JUN的mRNA具有冬至表达强、表达量多，夏至表达弱、表达量少的特点和趋势。

In this study, 6 typical terrain areas within China were selected and their spatial distributions of sunlit time on the vernal and autumnal equinoxes, the Summer Solstice and midwinter day in two different resolutions ( 500m and 1km) were calculated using the developed model.

并在此基础上，计算了全国6个典型地貌类型区，在春秋分日、夏至日和冬至日，两个空间分辨率下（500m和1km）地面日照时间的空间分布。

If Winter Solstice comes, can Spring Festival be far behind?

冬至到了，春节还会远吗？