VOA慢速英语:美国计划重新开学 其他国家开始重新开学

scan – v. to measure something, such as body temperature, by using a special machine

phase – n. a part or step in a process or one part in a series of related events or actions

stagger – v. to arrange (things) in a series of different positions or times

disinfect – v. to clean (something) especially by using a chemical substance that kills all germs and bacteria

isolation – n. the state of being in a place or situation that is separate from others

anxiety – n. fear or nervousness about what might happen

(pool) noodle – n. a tube-like piece of plastic foam that floats, used in swimming pools as a toy