weightless

weightless

形容词： 1. 无重力的，失重的 2. 轻飘飘的，无负担的 名词： 1. 失重状态 词语辨析： weightless与无重力（zero gravity）的区别是，weightless是指没有重力的状态，而无重力是指完全没有重力的状态，即物体不受任何重力的影响。 词汇扩充： 1. weightlessly (副词)：无重力地，轻飘飘地 2. weightlessness (名词)：失重状态 近义词： 1. zero gravity：零重力 2. buoyant：轻快的，浮力的 反义词： 1. heavy：重的，沉重的 2. gravity：重力

柯林斯词典（Collins Dictionary）

形容词： 1. If you describe an object or a substance as weightless, you mean that it has no weight, although it appears to have weight.
例句： - The astronauts are in a weightless environment.
宇航员们处于失重环境中。 - The diver seemed to be weightless as she floated through the water.
那名潜水员在水中漂浮时看起来毫无重量。 2. If you describe a feeling or situation as weightless, you mean that it is very light and not serious.
例句： - She experienced a weightless sensation of happiness.
她感受到一种轻飘飘的幸福感。 - Their conversation was weightless, filled with jokes and laughter.
他们的对话轻松愉快，充满了笑话和笑声。

牛津词典（Oxford Dictionary）

形容词： 1. Having little or no weight; not influenced by gravity.
例句： - The astronauts experienced the feeling of being weightless in space.
宇航员在太空中体验到了失重的感觉。 - The dancer leaped through the air, seemingly weightless.
舞者在空中飞跃，看起来无重。 2. Lacking importance or substance; insignificant.
例句： - The argument they were having was weightless and had no real impact on their relationship.
他们之间的争论毫无意义，对他们的关系没有真正的影响。 - His words felt weightless and didn't carry any conviction.
他的话听起来毫无份量，没有说服力。 名词： 1. A state of weightlessness.
例句： - Astronauts experience weightlessness during space travel.
宇航员在太空旅行中会经历失重状态。 - The feeling of weightlessness in the roller coaster was thrilling.
坐过山车时的失重感令人兴奋。

用法

weightless作为形容词用来描述物体或感觉轻盈、没有重量的状态。作为名词，表示失重状态。weightless常用于描述太空中的宇航员、物体或感觉，也可以用来形容某种情感或状态的轻松和不重要。

例句

1. The astronauts floated in the weightless environment of the spacecraft. (宇航员在太空船的失重环境中漂浮。)
2. In space, objects become weightless due to the absence of gravity. (在太空中，物体因为没有重力而变得失重。)
3. The ballet dancer seemed weightless as she gracefully leaped across the stage. (芭蕾舞者优雅地跃过舞台，看起来毫无重量。)
4. She experienced a weightless sensation as she skydived from the plane. (她从飞机上跳伞时，感受到了一种失重的感觉。)
5. During the roller coaster ride, they felt a weightless thrill as the car went over the top of a loop. (在过山车上的过程中，当车子在一个环形轨道顶端通过时，他们感受到了一种失重的刺激。)
6. His words carried no weight and had no impact on the decision. (他的话毫无份量，对决定没有任何影响。)
7. The weightless conversation among friends was filled with laughter and jokes. (朋友们之间轻松愉快的对话充满了笑声和笑话。)
8. Experiencing weightlessness is one of the unique aspects of space travel. (体验失重是太空旅行的一个独特方面。)
9. Scientists study the effects of weightlessness on the human body in order to prepare for long-duration space missions. (科学家研究失重对人体的影响，以便为长时间太空任务做准备。)
10. The feeling of weightlessness during a zero-gravity flight is often described as a surreal experience. (在零重力飞行期间的失重感常常被形容为超现实的体验。)