Usages of jǐnjí
这 是 紧急 维修。zhè shì jǐnjí wéixiū.
This is an urgent repair.
既然 故障 很 紧急， 就 尽快 安排 上门。jìrán gùzhàng hěn jǐnjí, jiù jǐnkuài ānpái shàngmén.
Since the fault is urgent, arrange a home visit as soon as possible.
Elon.io is an online learning platform
We have an entire course teaching Chinese grammar and vocabulary.