Belief in vampires.
对吸血鬼的迷信
to present a letter of credence
呈递国书
temporary letter of credence
临时国书
legal credence of detainment
收押法律凭证
extort confessions by compulsion and give them credence
逼供信
a letter of credence.
介绍信
Belief in commandments/faith and morals
信戒