1. (身体上的)感觉，知觉
    A sensation is a physical feeling.

    e.g. Floating can be a very pleasant sensation...
           漂浮会是一种非常惬意的感觉。
    e.g. A sensation of burning or tingling may be experienced in the hands.
           双手可能会有种刺痛感或灼热感。

2. (尤指)触觉;感觉能力;知觉
    Sensation is your ability to feel things physically, especially through your sense of touch.

    e.g. The pain was so bad that she lost all sensation.
           太疼了，疼得她都失去了知觉。
    e.g. ...nerve damage which can lead to loss of sensation in the limbs.
           会导致四肢麻木的神经损伤

3. (某种经历所产生的)整体感觉，总体印象
    You can use sensation to refer to the general feeling or impression caused by a particular experience.

sensation什么意思

    e.g. It's a funny sensation to know someone's talking about you in a language you don't understand.
           知道有人正用一种你听不懂的语言谈论你，这种感觉很奇怪。

4. 引起轰动的人(或事件、情况)
    If a person, event, or situation is a sensation, it causes great excitement or interest.

    e.g. ...the film that turned her into an overnight sensation.
           使她一夜间名声大噪的影片

5. 轰动;哗然
    If a person, event, or situation causes a sensation, they cause great interest or excitement.

    e.g. She was just 14 when she caused a sensation at the Montreal Olympics.
           她在蒙特利尔奥运会上引起轰动时才 14 岁。