autumnal equinox

1. The Autumnal Equinox is the best time for wheat-sowing.
   秋分种麦最相宜。
2. The autumnal equinox is the right time for sowing wheat.
   秋分种麦正当时。
3. The cultural significance of the fall equinox and changing of seasons continues today, especially in the northern hemisphere, where the autumnal equinox occurs around harvest season.
   秋分的文化意蕴和季节改变在今天也继续影响着，特别是在北半球，秋分意味着丰收的季节。
4. This year, the full moon and the autumnal equinox happened on the same day, for the first time in19 years.
   今年，满月与秋分正好落在同一天，此种巧合为19年来的首次。
5. Why do you celebrate the Autumnal Equinox?
   你们为什么要过秋分节呢？
6. Autumnal equinox: the point at which the ecliptic intersects the celestial equator, the sun having a southerly motion.
   秋分：指黄道与天赤道相交的一点，自此太阳向南运动。
7. The other point of intersection of equator and the ecliptic is called the Autumnal Equinox.
   赤道和黄道的另一个相交点叫作秋分点。
8. In the normal group, the phagocytosis function of alveolar macrophage at autumnal equinox was significantly lower than that at vernal equinox ( P < 0.01).
   正常组肺泡巨噬细胞吞噬功能秋分明显低于春分，有非常显著差异（P<0.01）；
9. Every year, several days before and after the spring Equinox and the Autumnal Equinox, the Synchronous satellite signals received by the earth stations are affected by the solar radiation.
   每年春分和秋分前后几天中，接收同步卫星信号的地面站都会受到太阳辐射的干扰。
10. Method The pineal extirpating rat model was employed, and the indexes of spleen and thymus gland and the phagocytosis function of alveolar macrophage were observed at vernal equinox and autumnal equinox respectively.
    方法采用松果腺摘除大鼠模型，测定春分、秋分大鼠脾脏指数和胸腺指数、肺泡巨噬细胞吞噬功能。
11. SD male rats, 180-200g weight, we got it from the laboratory animal center of HeBei Medical University fourteen days before Spring Equinox, Summer Solstice and Autumnal Equinox.
    实验动物选用健康雄性SD大鼠，体重180-200g，分别于春分、夏至、秋分前14天购自于河北医科大学实验动物中心。

noun

1. (astronomy) the equinoctial point that lies in the constellation of Virgo

2. September 22

   Synonym:    September equinoxfall equinox