1.precarious adj. 不稳定的

The family lived a precarious existence.
这家人过着朝不保夕的生活。

Our financial situation is still precarious if we postpone the release of the new product.
如果我们推迟发布新产品的话，我们的财政状况仍然岌岌可危。

2. unalterable adj. 不能变更的

The doctrine that all events are predetermined by fate and are therefore unalterable.
宿命论认为所有事情都是由命运注定且无法改变的理论

Something transmitted as if by unalterable inheritance.
遗产，继承如通过不可更变的继承而移转某物

3.consolation n. 安慰 , 起安慰作用的人或事物

Get third prize is poor consolation for all their hard work.
他们那麽努力才获得三等奖，真有点说不过去。

Getting third prize was poor consolation for all their hard work.
他们那麽努力才获得三等奖, 真有点说不过去.