1、disappointment

失望;沮丧;扫兴

Despite winning the title, their last campaign ended in great disappointment.

尽管赢得了冠军，但他们最后一役却令人大失所望。

Book early to avoid disappointment.

趁早预订以免落空。

令人失望的人（或事物）

For many, their long-awaited homecoming was a bitter disappointment.

对许多人来说，他们期盼已久的还乡之行却令他们大失所望。

this ne'er-do-well brother who was such a disappointment to his family.

这个令他家人如此失望的没出息的兄弟

2、allegiance

（对组织、人物、信仰的）忠诚，拥护

My allegiance to Kendall and his company ran deep.

我对肯德尔及其公司的忠诚加深了。

a community driven by strong ties and allegiances.

紧密团结、精诚合作的团体

3、maintain

维持;保持

The Department maintains many close contacts with the chemical industry.

这个部门与化工行业保持着众多密切的联系。

Push yourself to make friends and to maintain the friendships.

要求自己与人交友并保持友谊。

断言;宣称;坚称

He has maintained that the money was donated for international purposes.

他坚称这笔捐款将用于国际用途。

Prosecutors maintain no deal was made.

原告坚持说不存在任何交易。

保持，维持（在某一比率或水平上）

The government was right to maintain interest rates at a high level.

政府维持高利率的做法是正确的。

action is required to ensure standards are maintained at as high a level as possible.

要求采取行动确保标准维持在尽量高的水平上。

供养;赡养

He should pay and maintain you as well.

他得给你钱，还得供养你。

the basic costs of maintaining a child.

抚养一个孩子的基本费用