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Although antimatter has_____existence in our locality of the universe since it is very quickly destroyed by ordinary matter, scientists believe that it exists more abundantly elsewhere.
A.synergetic
B.platonic
C.viable
D.an ephemeral
E.precipitous
A.synergetic
B.platonic
C.viable
D.an ephemeral
E.precipitous
| 重点单词 | 查看全部解释 | |||
| universe | ['ju:nivə:s] | 联想记忆 | ||
| precipitous | [pri'sipitəs] | 联想记忆 |
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