VOA慢速英语:美军寻求利用科技更好地备战

sensor - n. a device that detects or senses heat, light, sound, motion and then reacts to it in a particular way

commercially – adj. involved with or related to the buying and selling of goods and services

virtual reality - n. an artificial world of images and sounds created by a computer that is affected by the actions of a person who is experiencing it

augment - v. to add something to (something) in order to improve or complete it

simulation - n. something that is made to look, feel, or behave like something else especially so that it can be studied or used to train people

biodata - n. biographical information taken from questions about life and work experiences, as well as items involving opinions, values, beliefs, and attitudes