adv (1)在晚上;一夜(during or for the night)：I woke to find that he had disappeared～.我醒來(lái)發(fā)現(xiàn)他一夜就不見(jiàn)了。You can stay here～.你可在這里過(guò)夜。
(2)突然地，很快地(as if in the course of a night;suddenly)(infml)：She became famous/a success/a celebrity～.她一下子功成名就/成了名人。The situation changed～.形勢(shì)突變。
adj (1)晚上的，一夜的(during or for the night)[作attrib]：an～bag/guest/pass 裝過(guò)夜用品的旅行袋/只住一夜的客人/有效期為一夜的通行證;make an～stop in London 在倫敦停留一夜;
(2)突然的，很快的(happening as if in a single night;sudden)[作attrib](infml)：an～victory/millionaire/success 突如其來(lái)的勝利/暴發(fā)戶/突然間的成功;
←night n