學(xué)個(gè)詞 Learn A Word:1056 source

今天我們要學(xué)的詞是source。 Source, 意思是來源。 "Social Security is a reliable income source for seniors," 社會保障是美國老年人可靠的收入來源。 "Police have received thousands of tips, according to a source close to the investigation," 據(jù)了解案件調(diào)查進(jìn)展的消息來源說，警方已經(jīng)得到了好幾千條線索。因?yàn)槭苌抽T氏菌污染的影響，美國五億多雞蛋被召回。 "The U.S. Food and Drug administration is aggressively investigating the source...