a.

1. 緊急的，急迫的
   It's urgent; come quick!

   非常緊急；快來！

   These people are in urgent need of relief.

   這些人急需救濟。

2. 催逼的；堅持要求的
   She was speaking to him in an urgent voice.

   她正急迫地跟他說話。

adj.

1. requiring immediate action or attention.
2. earnest and insistent.