new
dark matter的英文翻譯是什么意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
(cosmology) a hypothetical form of matter that is believed to make up 90 percent of the universe; it is invisible (does not absorb or emit light) and does not collide with atomic particles but exerts gravitational force
dark matter的用法和樣例：
例句
- The problem is that dark matter is invisible.
問題在于暗物質看不見。 - As it moves outward, it's slowed down by the gravity of matter all around it.
在暗物質向外擴張的過程中，其擴張速度由于周圍物質的引力而減緩。
