Hints: 本期學(xué)習(xí)的字源：pre-=before前 Mainland China 單詞不需要大寫，單詞與例句或不同詞條之間換行即可。 注解中詳細(xì)介紹了單詞的拆分與釋義，是學(xué)習(xí)字源分析的重中之重！一定記得聽寫后來看注解！
prevent preclude The approaching typhoon precludes any chance of a ball game tomorrow. prescience The investor demonstrated remarkable prescience by selling his stocks before the market crashed. presentiment The man had a presentiment that something might go wrong, so he chose not to board the plane. unprecedented The president's proposal to visit Mainland China was unprecedented.
The approaching typhoon precludes any chance of a ball game tomorrow. 臺(tái)風(fēng)臨近，所以明天不可能舉行球賽了。 The investor demonstrated remarkable prescience by selling his stocks before the market crashed. 這位投資人在股市崩盤前把股票脫手，展現(xiàn)了未仆先知的本領(lǐng)。 The man had a presentiment that something might go wrong, so he chose not to board the plane. 這個(gè)人有預(yù)感會(huì)出事，所以決定不上飛機(jī)了。 The president's proposal to visit Mainland China was unprecedented. 總統(tǒng)提議訪問中國大陸，這是前所未有的。