idiom > Constellations shen (orion) and shang,(antares),which never appear at the same time Danger
Contents
The risk of participating providers
  Explanation: Participation, by: stars name. Participation in the West, business in the East, the out he did not, and never see each other. Yu: anxiety. Analogy may not meet the concerns of people isolated. Also be used to have the possibility of discord.
No. 2
  〖词目〗参商之虞
  〖读音〗shēn shāng zhī yú
  〖解释〗参、商:星宿名。参在西、商在东,此出彼没,永不相见。虞:忧虑。比喻人分离不得见面的忧虑。也比喻有不和睦的可能。
  〖出处〗清·曹雪芹《红楼梦》第二十一回:“彼含其劝,则无参商之虞矣;戕其仙姿,无恋爱之心矣;灰其灵窍,无才思之情矣。”