| 单词 | collisionally |
| 释义 | > as lemmascoˈllisionally coˈllisionally adv. by a collision or collisions, esp. between atoms. ΘΚΠ the world > matter > physics > atomic physics > [adverb] collisionally1968 1968 Austral. Jrnl. Physics 21 505 A collisionally excited nebula. 1970 Nature 25 Apr. 354/1 The resulting excited H2O is strongly collisionally de-excited by other H2O molecules. 1981 Sci. Amer. Nov. 84/3 The width and the very low opacity of the bright ring may reflect the collisionally induced spreading of its larger particles over the age of the solar system. < as lemmas |
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