Meaning of jí:
急
urgent; pressing; rapid; hurried; worried
Tā yǒu yī ge hěn jí de shìqíng xūyào chǔlǐ.
他有一个很急的事情需要处理。
He has a very urgent matter to deal with.
Wǒ yǒu yīgè jí shì xūyào mǎshàng chǔlǐ.
我有一个急事需要马上处理。
I have a pressing matter that needs to be dealt with immediately.
Tā de fǎnyìng fēicháng jí.
他的反应非常急。
His reaction was very rapid.
Tā yǒudiǎn jí zhe xiǎng yào líkāi.
她有点急着想要离开。
She is a bit hurriedly wanting to leave.
Tā kàn dào péngyǒu shòushāng shí, gǎndào fēicháng jí.
他看到朋友受伤时,感到非常急。
He felt very worried when he saw his friend get hurt.
to make (sb) anxious
Bù yào jí, wǒmen hái yǒu shíjiān.
不要急,我们还有时间。
Don't worry, we still have time.