置信

to believe (what sb claims) (usually used in the negative) / (math.) confidence (interval etc)

to install / to place / to put / to buy

letter / mail / CL:封[feng1] / to trust / to believe / to profess faith in / truthful / confidence / trust / at will / at random

hard to believe / incredible

confidence coefficient (math.)

confidence interval (math.)

confidence level (math.)

confidence limit (math.)

unbelievable; incredible

unbelievable / incredible