to ascertain
查明故障
trace a fault
查明真相
ascertain the truth
查明原因
find out the reason
已彻底查明。
Already thoroughly investigated.
以充分的证据查明
show based on abundant evidence
查明有据的
ascertain from the evidence
查明属实
prove to be true
汉译英翻译词典收录86165条汉英翻译词条,基本涵盖了全部常用中文字词的英语拼写、翻译、音标、读音、用法、例句等,是英语学习的有利工具。