v.偶然发生（chance的过去式与过去分词形式）； 双语释义：n.(名词)[C]机会; 时机 a time when you can do sth[C]某事物发生的可能性 a possibility that sth may happen[U]碰运气的事; 运气 sth that happens that you cannot control; luckv.(动词)vi. 偶然发生 happen by accident or unexpectedlyvt. 冒险 take a risk英英释义： cha