城镇职工医疗保险制度的英文：
The system of medical insurance for urban workers

system是什么意思：
n. 体系，系统；设备；制度；方法；身体；次序

Is the system unstable?
是系统不稳定吗？

It was not a perfect system.
它不是一个完美的系统。

This is a sexpartite system.
这是一个由六部分组成的系统。

medical是什么意思：
adj. 医学的；内科的；医药的
n. 体格检查；医生

all original medical receipts and medical reports for medical claims
所有医疗收据和报告之正本

The effect of the medication was opposite to that intended.
这种药物的反应和预期的正相反

a licensed medical practitioner.
有资格的医生开业者。

insurance是什么意思：
n. 保险；保险费；预防措施

The amount of a claim on an insurer by an insured.
险损赔偿额保险人从承保人获得的赔偿数量。

An insurance company will insure your house against fire.
保险公司愿为你的房屋保火险。

I have insured my car with a Japanese insurance company
我已向一家日本保险公司投了我的汽车保险。