夏说英语新闻晨读 第457期:压力影响记忆

 本期内容：

Listen up, gen-Xers and millennials, and, well, everybody who has a brain. If you live a high-stress life, you could have memory loss and brain shrinkage before you turn 50, according to a study published Wednesday in the journal Neurology. "Higher levels of cortisol, a stress hormone², seem to predict brain function, brain size and performance on cognitive³ tests," said study author Dr. Sudha Seshadri, professor of neurology at UT Health San Antonio.

gen-Xers: 第X代的人
millennials: n. 千禧一代（指2000年后出生的人群）
millennial¹: adj. 千禧年的
millennial program: 千禧年计划
shrinkage: n. 收缩
shrink: v. 缩小（体积变小；数字下降）
neurology: n. 神经学
cortisol: n. 皮质醇
hormone: n. 荷尔蒙
predict: vt. 预测；推断
cognitive: adj. 认知的

1 millennial   

一千年的，千福年的

参考例句：

• Both Russia and America looked to the future to fulfill their millennial expectations. 俄国和美国都把实现他们黄金时代的希望寄托于未来。
• The millennial generation is celebrating the global commons every day, apparently unmindful of Hardin's warning. 千禧一代显然对哈丁的警告不以为然，每天都在颂扬全球“公地”。

2 hormone   

n.荷尔蒙，激素，内分泌

参考例句：

• Hormone implants are used as growth boosters.激素植入物被用作生长辅助剂。
• This hormone interacts closely with other hormones in the body.这种荷尔蒙与体內其他荷尔蒙紧密地相互作用。

3 cognitive   

adj.认知的，认识的，有感知的

参考例句：

• As children grow older,their cognitive processes become sharper.孩子们越长越大，他们的认知过程变得更为敏锐。
• The cognitive psychologist is like the tinker who wants to know how a clock works.认知心理学者倒很像一个需要通晓钟表如何运转的钟表修理匠。