1. Good luck to them, but it is very frustrating. We never took our chances - we could not put them away. 祝他们好运，但是这让人非常失望的是，我们没能抓信我们的机会，我们不能打入进球。
2. The same thing happened every week for six months, and it finally became so frustrating to the guard that he quit and became bartender. 同样的事情每周重演一次，一共持续了六个月。最后，哨兵被弄得灰心丧气，干脆辞职去当了酒吧侍者。
3. The most difficult task in eculation is not prediction but self-control. Succe ful trading is difficult and frustrating. You are the most important element in the succe equation. 在投机里最难的任务不是猜测，而是自我控制。成功的交易是艰难和令人烦恼的交易。在成功的等式里，你是最重要的因素。
英英解释
adj.
1. discouraging by hindering
2. preventing realization or attainment of a desire
