vi.发生；碰巧；出现；偶然遇到 变形： 过去式：happened过去分词：happened现在分词：happening第三人称单数：happens 双语释义：v.(动词)vi. 发生 occur by chancevi. 碰巧,恰巧 chance; have the good or bad fortunevi. 偶然发现 find by chance英英释义： happen[ 'hæpən ]v.come to pass"What is happening?"同义词：hapgo onpass offoc