VOA慢速英语:美国放弃脚测量的旧标准

surveyor – n. someone who measures and records details about an area of land

standard – n. an idea or thing used as a measure, norm or model for comparative purposes

chaos – n. a situation in which there is no order

embarrass – v. make someone feel ashamed or shy

patriotic – adj. showing love and pride in one's country