[zhèng shí]
（证明其确实） authenticate; corroborate; affirm; demonstrate; confirm; verify
authenticate a date; a documentory proof:
用文件来证实日期
remain to be confirmed
有待证实
confirm a report
证实一个报道
verify a scientific hypothesis
证实一个科学上的假设
proof beyond a reasonable doubt
证实无可置疑 {律}
The news has been confirmed
消息得到了证实。
[数] verification