1、 Like a scientist bent on making a discovery, hemust cherish the hope that one day he will beamplyrewarded.

他必须像一个专心致志进行探索的科学家那样抱有这样的希望，即终有一天，他的努力会取得丰硕的成果。

2、 The dealer told him that it hadjust come in, butthat he could not be bothered to openit.

古董商告诉他那只货箱刚到不久，但他嫌麻烦不想把它打开。

红色部分是虚拟语气。。表达相反的意思。。

3、 Frank could hardly conceal his excitement, for he knew that he had made areal discovery.

弗兰克几乎无法掩饰自己兴奋的心情，因为他明白自己发现了一件珍品。

这个canceal出现了很多次了。。