weightless

形容词

1. 1

   失重的、无重力的

   Astronauts float around the cabin because they are completely weightless.

   太空人在舱内漂浮，因为他们处于完全失重的状态。

2. 2

   轻飘飘的、极轻的

   The new jacket feels almost weightless but keeps you very warm.

   这件新外套穿起来轻飘飘的，却非常保暖。

3. 3

   飘然的、无拘无束的比喻

   After the good news, she felt weightless for the rest of the day.

   听到好消息后，她整天都觉得轻松飘然。