average life span 美 英 un.平均预期寿命 网络平均寿命 英汉 网络释义 un. 1. 平均预期寿命
Twitter Google Share on Facebook mean life (redirected fromAverage life) Also found in:Medical,Financial,Encyclopedia. mean life n (General Physics)physicsthe average time of existence of an unstable or reactive entity, such as a nucleus, elementary particle, charge carrier, etc; lifetime. It ...
阅读理解 How old is “old”? The answer has changed over the years. Two hundred years ago you were old at 35. At the beginning of the 20th century the average ( 平均 ) life span( 跨度 ) was 45. In 1
阅读理解 How old is “old”? The answer has changed over the years.Two Hundred years ago you were old at 35.At the beginning of the 20 th century the average life span(平均寿命)was 45.I
Today, the typical Americanives for around seventy-eight years.According to a German aging study, the maximum lifespan in industrialized countries has increased by two yearsevery decade since the mid-19th century What account for such increased longevity? Between 1900 and 1950,inventionssuch as ...
you were old at 35 That was the average life then. At the turn of this century, as medical knowledge advanced, the average life span () increased to 45. In 1950, 70-year-olds were really old. Today, a healthy 70-year-old is looking forward to many more active years.So, how old ...
Average lifespan by country 每国平均寿命 28. Average interest rate 平均利率 29. Average fuel efficiency 平均燃油效率 30. Average lifespan of a car 平均汽车使用寿命 31. Average lifespan of a house 平均房屋使用寿命 32. Average lifespan of a computer 平均电脑使用寿命 33. Average lifespan of ...
Two hundred years ago,you were old at 35.At the beginning of the 20 th century,the average life span(平均寿命)was 45. In 1950,70-year-olds were really old.Today,a healthy 70-year-old is still thought young. So,how old is old? The answer is one you’ve heard many times,from ...
Life Stages of a Toy Poodle How to Tell Toy Poodle’s Age TheToy Poodleis the smallest of the Poodle breed. It was developed at the start of the 20thcentury to make the popular hunting dog, the Standard Poodle, in a miniature version as a companion animal. ...
百度试题 结果1 题目 Compared with the average life-span about a century ago, the typical American lives about years longer at present. A. 50 B. 78 C. 28 D. 42 相关知识点: 试题来源: 解析 C 反馈 收藏