1.massive adj.大的,重的;大块的,大量的
We needed to reskill our workforce to cope with massive technological change.
我们得让工人学习新技能,以应对巨大的技术变革 。
2.shortage n.不足,缺点;缺少
The water shortage in this country is potentially catastrophic.
这个国家的水资源匮乏可能会带来灾难性的后果 。
3.deteriorate vi.恶化,变坏
The position of the have-nots in our society could deteriorate even further.
穷人的社会地位可能会进一步恶化 。
4.quality n.质量,品质
Little of the existing housing is of good enough quality.
现有的住房几乎少有质量过关的 。
5.persistent adj.持续的;坚持不懈的
She felt embarrassed by his persistent attentions.
他不时地向她大献殷勤,使她很难为情 。