1.welfare n.福利；幸福；繁荣

Welfare losses are small because there are big movements of people northward.
经济福利的损失不大，这是因为人口也会向北方大量迁移。

Another problem is size, which makes welfare especially hard.
另一个是规模问题，这使福利事业难上加难。

2.engrossing a.使人全神贯注的，引人入胜的

The arc of this rich and engrossing book matches mr mukherjee's personal evolution as an oncologist, beginning on thefirst day of his hospital residency.
这本丰富而引人入胜的书从头到尾就是慕克吉作为一名肿瘤学家的个人成长记录，从他担任医院住院医师的第一天开始。

Aside from bolstering future research, mcshea said the database is an engrossing way to learn about animals in theirnatural environments.
除了可以促进将来的研究，mcshea说这些资料可以提供一个引人入胜的了机会让人们了解动物在自然环境中的状态。

3.sublime a.庄严的，雄伟的

It is a sublime experience, to say the least.
这是一种庄严崇高的风景，我想至少可以这么说。

The sublime offers solace and inspiration, but it makes a poor guide to policy.
崇高能给人宽慰和灵感，但也对政策制定造成了误导。