1.maid [meid] n. 女仆, 侍女

I'll send the maid round to carry it to your house.
我将派女仆把它送到你家去。

2.undoubtingly adv. 信任地, 不怀疑地

3.diminution n. 减少, 缩小, 减低

The government tried to prevent the diminution of resources.
政府试图阻止资源的减少。

4.propriety n. 适当，正当，得体 (复数）proprieties:礼节，礼仪

We should observe the proprieties.
我们应该遵守礼节。

5.quit [kwit] v. 离开,辞职,停止

You must quit smoking. Most important of all, you should start taking exercise.
你必须戒烟, 更重要的是, 你该开始运动。

6.calculation n. 计算

Your calculation is way off beam.
你的计算大错特错.