alarm的形容詞性

The number of reported crimes is increasing at an alarming rate.

報警案件的數量正在以驚人的``速度增長。

The speed at which cities are growing in the less developed countries is alarming.

欠發達國家城市發展的.速度令人擔憂。

The disease is spreading with alarming rapidity.

這種疾病正在以令人吃驚的速度蔓延。