(1)机遇，运气(chance;fortune， good or bad)[U]：bring good/bad～to sb 给某人带来好/坏运气;deserve good～该碰上好运;try one's～at the gambling table 在赌桌上碰运气;trust to～听天由命;have bad/hard/poor/tough～运气不好(倒霉);I'm in ill/rotten～today. 我今天真倒霉。With good～I might succeed. 运气好我就能成功。We had the bad～to get caught in the rain. 我们淋了雨，真倒霉。It's a matter of～whether we are successful. 我们是否成功全凭运气。It was bad～that he broke his leg. 他真倒霉，把腿摔断了。〖同〗fate;

(2)好运气(good fortune)[U]：have no～不走运;She has all the～!她真走运!He said～was coming.他说马上要交好运了。L～goes against him. 他不走运。It was～that saved her life. 是好运气救了她的命。The～has turned in our favour. 我们时来运转了。a piece/a stroke of～一件幸运的事/一次好运;Did you have any～in finding a job? 你找工作顺利吗? It was pure～to find/finding him. 找到他完全是侥幸。It was sheer～that we met. 我们相遇纯粹是侥幸。He has at last come to～. 他终于交上了好运。I left everything to～and～was on my side. 我干什么都凭运气，而我总是交好运。

as luck would have it 碰(不)巧：As～would have it，a doctor happened to be there when she fainted. 她晕倒时幸好旁边有位医生。As～would have it，I was out when he called. 不巧得很，他来访时我正好外出了。

down on one's luck 运气不佳，处境困难：He has been down on his～lately. 他近来运气不佳。

for luck 为了图吉利：I'll take just a glass for～. 为了图吉利我就喝一杯。

in luck 幸运：Bill was in～when he found the money in the street. 比尔真幸运，他在街上找到了丢失的钱。

just one's luck 总是这样倒霉：I went all the way to see them but they were out. Just my～!我跑那么远的路去看他们，可他们不在家。我总是这么倒霉!

out of luck 运气不佳，倒霉：When we at last reached the railway station we were out of～. The train had gone. 真倒霉，当我们终于到达车站的时候，火车已经开走了。

press/push one' luck 在有利的形势下不继续冒险：If you're lucky at first，don't push your～. 如果你一开始的时候走运就不要再冒险了。

→′luckless adj 不幸的;′lucky adj 幸运的;′luckily adv 幸运地，幸好;

【辨异】luck与chance和fortunate的区别见CHANCE。