Subject + 立即 + Verb
The adverb 立即 (lìjí) means "immediately" or "at once" and is placed before a verb to indicate that an action happens right away without delay. It is a formal word often used in news, official statements, and written Chinese.
接到通知后,救援队立即出发了。
Jiēdào tōngzhī hòu, jiùyuán duì lìjí chūfā le.
After receiving the notification, the rescue team set out immediately.
发现问题,请立即联系客服处理。
Fāxiàn wèntí, qǐng lìjí liánxì kèfú chǔlǐ.
If you find a problem, please contact customer service immediately for assistance.
他立即做出了回应,态度非常坚决。
Tā lìjí zuò chū le huíyìng, tàidù fēicháng jiānjué.
He responded immediately, with a very firm attitude.