super-cautious       
adjective  informal (also super cautious, supercautious) uk/ˌsuː.pəˈkɔː.ʃəs/ us/ˌsuː.pɚˈkɑː.ʃəs/
 非常谨慎
Someone who is super-cautious is very careful to avoid risks.
  When I'm looking after other people's children, I tend to be super-cautious.
 In the current economic conditions, the bank will be super cautious in their new lending decisions. 在当前的经济形势下,银行在作出新贷款决策时会非常谨慎。 
 - More examples
 - Super-cautious investors may want to wait until the new year.
 - Many large brands are super-cautious about new product launches.
 - She was being super cautious about starting the race too quickly.
 - Some of the delays occurred because the staff were being supercautious.