N-COUNT X射线;X光 X-rays are a type of radiation that can pass through most solid materials. X-rays are used by doctors to examine the bones or organs inside your body and are also used at airports to see inside people's luggage.

N-COUNT X光片 An X-ray is a picture made by sending X-rays through something, usually someone's body.

VERB 给…拍摄X光片；对…进行X光检查 If someone or something is X-rayed, an X-ray picture is taken of them.