慢速英语:美法加三科学家获诺贝尔物理学奖

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beam – n. a line of light coming from a source

multitude – n. a great number of things

application – n. the use of an idea, method or law in a situation or for a purpose

compress – v. to press or squeeze something so that is fills less space

pulse – n. a short increase in an amount of electricity, light or sound

obviously – adv. easy to see, understand or recognize

distinction – n. a special honor, recognition or award

precise – adj. exact