insurance可数吗?
insurance是不可数的；
insurance
n. 保险;保险业;保险费;保费；
词语搭配
buy/purchase insurance 买保险；
carry insurance 有保险；
sell insurance 卖保险
Take out accident insurance before you go on your trip.
去旅行前要办理好意外保险。
Always make a backup disk as an insurance policy.
为保险起见，每次都要做备份磁盘。
She gave false information to the insurance company.
她向保险公司提供了不真实的资料。
Assessing insurance risk can never be an exact science.
估定承保的风险永远不会成为一门精确的科学。
They trade on people\'s insecurity to sell them insurance.
他们利用人们的不安全感向他们推销保险。