security [sɪˈkjʊərəti]以下由轻松背单词网站提供
单词级别第5级基本释义n.安全,安全感;防护措施;保证(金),抵押(品);债券,证券英英释义protection of a person , building , organization or country against threats such as crime or attacks by foreign countries参考例句A security guard brought him down with a flying tackle. 一名保安人员飞身把他抱倒。There was tight security at the airport when the President's plane landed. 总统的专机降落时,机场的保安措施很严密。 推荐阅读 |