Meaning of shī zōng:
shī zōng
失踪
Verb
to be missing; to disappear; unaccounted for
Tā yǐjīng shīzōng sān tiān le, wǒmen dōu hěn dānxīn.
他已经失踪三天了,我们都很担心。
He has been missing for three days, and we are all very worried.
Tā tūrán shīzōng le, méiyǒu rén zhīdào tā qù le nǎlǐ.
他突然失踪了,没有人知道他去了哪里。
He suddenly disappeared and no one knows where he went.
Zuótiān, yǒu yī míng xuéshēng bèi bàogào shīzōng le.
昨天,有一名学生被报告失踪了。
A student was reported unaccounted for yesterday.