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(口服)胶囊
A capsule is a very small tube containing powdered or liquid medicine, which you swallow.
例句
...cod liver oil capsules...
鳕鱼肝油胶囊
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。
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(医用或科学研究用的)密封小容器
A capsule is a small container with a drug or other substance inside it, which is used for medical or scientific purposes.
例句
They first implanted capsules into the animals' brains...
他们首先将密封管植入动物的大脑。
The clear capsules start dissolving as soon as they are immersed in the lake.
那些透明密闭容器一浸入湖水中就开始溶解。
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(植物的)蒴果，荚膜，孢蒴
In some plants, a capsule is a part which forms a case or container for seeds, fruit, or spores.
例句
...a large shiny brown nut, enclosed in a large spiny seed capsule.
一个硕大发亮的褐色坚果，包裹在一个多刺的大种子荚内
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航天舱;密封舱;太空舱
A space capsule is the part of a spacecraft in which people travel, and which often separates from the main rocket.
例句
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。