慢速英语:Young Navajos Study to Save Their Language

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promote - v. to help (something) happen, develop, or increase

robust - adj. strong and healthy

transmit - v. to give or pass (information, values, etc.) from one person to another

folks - n. people in general

principal - n. the person in charge of a public school

outcast - n. someone who is not accepted by other people

code - n. a set of letters, numbers, symbols, etc., that is used to secretly send messages to someone

inferior - adj. of little or less importance or value

forefront - n. the most important part or position