来自拉丁词capsa, 箱子，词源同case, capsicum.

1. The police say he swallowed a cyanide capsule to avoid arrest.

警察说他为了逃避逮捕就吞了一颗氰化物胶囊。

2. A Russian space capsule is currently orbiting the Earth.

一个俄罗斯太空舱目前正在绕地球轨道飞行。

3. You are asked to swallow a capsule containing vitamin B.

你要服一粒维生素B胶囊。

4. You can also take red ginseng in convenient tablet or capsule form.

你也可以选择便于服用的红参片或红参胶囊。

5. The globular seed capsule contains numerous small seeds.

这种球形种子荚里含有大量的小种子。