VOA慢速英语:New Device Shows Human Body As Never Seen Before

device – n. an object, machine or piece of equipment that has been made for some special purpose

scanner – n. a medical device that is used to see inside something

entire – adj. complete or full; not lacking or leaving out any part

interact – v. to act together; to come together and have an effect on each other (often + with)

interrogate – v. to ask questions or research

X-ray – n. an image that is created by using X-rays and that is usually used for medical purposes

MRI – n. magnetic resonance imaging

organs – n. a part of the body (such as the heart or liver) that has a particular function

tissue – n. the material that forms the parts in a plant or animal

function – v. to work or operate

molecular – adj. relating to the smallest possible amount of a particular substance that has all the characteristics of that substance

metabolize – v. to change (food) into a form that can be used by the body; to process and use (substances brought into the body) by metabolism

shut down – expression to stop the operation of something, especially when a special process is required

radioactive – adj. having or producing a powerful and dangerous form of energy (called radiation)

substance – n. a material of a particular kind

tumor – n. a mass of tissue found in or on the body that is made up of abnormal cells

dose – n. the amount of a medicine, drug or vitamin that is taken at one time

fraction – n. a (usually small) part or amount of something

side effect – n. an often harmful and unwanted effect of a drug or chemical that occurs along with the desired effect