包：汉英词典

1.radioactive isotope2.radioisotope

radioactive fallout

1.transponder2.electronic device that responds to a radio code

first-person shooter (video game genre)

radiation warning symbol

positron emission tomography (PET)

positrion emission tomography (PET)

Baikonur Cosmodrome

Plesetsk Cosmodrome, Arkhangelsk Oblast, Russia

positron emission tomography (PET)

see 注射针[zhù shè zhēn]

laser pointer (Tw)

找到 212 个“射”的结果