HEARING - Starts ageing mid-50s.
听力——55岁左右开始老化。
Li Hua was a sturdy man with a chubby rough face, in his mid-50s, dressed in a blue jacket and jeans.
l身材强壮，略微发福，大越50多岁，穿一件蓝色夹克和牛仔裤。
In his mid-50s he found his ideas about how to make weighty decisions in uncertainty tested in a more personal way.
在他50岁的时候，他发现可以利用不确定因素做出更具有个性化的重大抉择。
It can extract more than 60% of the energy from the natural gas it burns; earlier generations seldom got above the mid-50s.
它可以有效汲取天然气燃烧热量的60%，而上几代产品能够达到55%左右的都很少。
The hero of "Solar", Michael Beard, a Nobel-prize-winning scientist, also in his mid-50s when the book opens, is in the same state of decay as planet Earth.
《太阳》的主人公是获得过诺贝尔奖的科学家迈克•比尔德。故事也是从主人公五十多岁的时候开始讲述。
The phlebotomist who had been hired to stick this needle in my arm—a stout, thin-lipped woman in her mid-50s—filled three vials with blood and then handed me a small plastic cup.
我的验血师，一个50多岁的女人，抽取了三小瓶血样，然后递给我一个小塑料杯。
As with many neurodegenerative diseases, patients typically begin to show symptoms during their mid-20s to mid-50s, and the symptoms grow progressively more debilitating with time.
和许多神经变性疾病一样，典型的病人从20岁到50岁之间开始出现病症，而随着时间推移症状进行性加重。
Many Germans were horrified to discover that the EU rescuepackage for Greece last year helped to bail out public-sector workers who could retire in their mid-50s on almost full pay.
去年，欧盟针对希腊实施了一揽子救援计划，帮该国公共部门的员工脱了困，让他们在55岁左右退休时，能拿到几乎全额的退休金，很多德国人发现这事后，大为震惊。
The film is set in the Ruhr, in Essen, in the mid-50s. The post-war recovery is not yet in full swing though Essen has its heavy industry and its mines. Prosperity is not yet in the air there.
电影背景设在五十年代中期西德的埃森鲁尔，虽然当时埃森地区拥有重工业及煤矿，但战后社会经济仍未活跃，百业萧条。
Meanwhile, they have been growing more and more dependent on money from social benefits programs, growing from about 4 percent in the mid - '50s to about 18 percent in February 2011.
同时，他们越来越依赖于来自社会福利项目的资金，从1950年代的大约百分之四增长到2011年2月的大约百分之十八。
Falling HDL cholesterol levels among study participants in their mid 50s to early 60s predicted memory declines during the same period.
对于研究受试者来说，在50多岁的中期到60多岁前期这个年龄段，下降的HDL胆固醇趋势预示着同期记忆力衰退。
Falling HDL cholesterol levels among study participants in their mid 50s to early 60s predicted memory declines during the same period.
对于研究受试者来说，在50多岁的中期到60多岁前期这个年龄段，下降的HDL胆固醇趋势预示着同期记忆力衰退。
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