The number of reported crimes is increasing at an alarming rate.
报警案件的数量正在以惊人的速度增长。
Our countryside is disappearing at an alarming rate.
我们的农村地区正在以惊人的`速度消亡。
The disease is spreading with alarming rapidity.
这种疾病正在以令人吃惊的速度蔓延。
The rainforests are disappearing at an alarming rate.
雨林正以惊人的速度消失。
The disease has spread at an alarming rate.
这种病以惊人的速度传播开来。