每日一詞 707 ratchet：棘輪

00:00

00:00

MP3下載 文本下載

https://online2.tingclass.net/lesson/shi0529/0009/9857/707.mp3

https://image.tingclass.net/statics/js/2012

哈佛大學非洲裔教授蓋茨在自己家中被捕一事引起了美國總統(tǒng)奧巴馬的激烈反應。奧巴馬事后緩和了語氣，承認， "I obviously helped to contribute ratcheting it up," 我顯然促成了這起事件的進一步升級。事后，奧巴馬采取了一系列行動，努力化解矛盾。"He has already managed to ratchet down tensions with the police officers," 他已經(jīng)緩和了跟涉案警察的緊張關系。好的，今天我們學習的詞是ratchet...