tōng zhī
你回去通知大家，明天就动工
nǐ huíqù tōngzhī dàjiā, míngtiān jiù dònggōng
Go back and notify everyone, we'll start work tomorrow
你走以前通知我一声。
nǐ zǒu yǐqián tōngzhī wǒ yī shēng
Let me know before you leave
把通知发出去
bǎ tōngzhī fā chūqù
Send out the notice