(来学网)关于激光的英文"laser"，以下哪一项是正确的
- A.
(来学网)light activation by stimulation emanation of radiation
- B.
(来学网)luminant amplimeter by stimulation emission of radiation
- C.
(来学网)light activation by strong emission of radiation
- D.
(来学网)luminant activation before strong emission of radiation
- E.
(来学网)light amplification by stimulation emission of radiation
