eye cup

同根派生

Although the eye relief is long enough in case of the IOR and PZO, it is of limited use because when folding down the eye cups a metallic ring is exposed which could do harm to the eye-glasses.
虽然IOR和PZO的出瞳距离足够，但还是不适合戴眼镜使用，因为当翻下眼罩后，露出的金属圈，能划伤眼镜片。
Each of us partook of a cake and a cup of tea.
我们每人吃了一个饼和一杯茶。
A nice cup of tea will soothe your nerves.
一杯好茶可以使你的心绪平静下来。
Must you dash off? Why not stay for a cup of tea?
你一定要急急忙忙走吗？为何不留下喝杯茶呢？
We got knocked out of the Cup in the first round.
我们在锦标赛的第一轮比赛中就被淘汰了。