常見(jiàn)例句雙語(yǔ)例句That guy is a tough nut.那個(gè)家伙很難纏。He is a tough nut.他是一個(gè)頑固的傢伙。The cultural connotation and wide-usage of idioms in the literary works have made their translation a tough nut to crack.習(xí)語(yǔ)有著豐富的文化內(nèi)涵，在文學(xué)作品中應(yīng)用廣泛。權(quán)威例句All the same, Florida looks a tough nut to crack for any Democrat.ECONOMIST: Two big ’gators pounding away TheAlthough it is a tough nut to crack, Pakistan is poor because the military is rich and in power and until that changes it is pointless to expect better days.ECONOMIST: Mulling MusharrafHe is a tough nut.ECONOMIST: Bulent Ecevit, Turkey’s survivor 返回 a tough nut