kismet       
noun [ U ] uk/ˈkɪz.met/ us/ˈkɪz.met/
 命运,天命
a force that some people think controls what happens in the future, and is outside human control
  It must have been kismet. A few months after accepting the commission, she learned she would be having a baby. 这一定是命中注定的。接受委托几个月后,她得知自己要有孩子了。 
 Synonyms: destinyfate