慢速英语:奥兰多机场准备全面推行面部扫描技术

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scan – v. to look at the inside of (something) by using a special machine

depart – v. to leave

advocate – n. a person who argues for or supports a cause or policy

biometric – adj. involving the application of statistical analysis to biological data

gate – n. an area at an airport where passengers arrive and leave

error – n. a mistake

software – n. the programs that run on a computer and perform certain functions