expected life

基本解釋

For the validity period, make sure to use a period that exceeds the expected life of the application and related applications.
對于有效期，請確保使用超出應用程序本身和相關應用程序預期生命期的時期。
As the stress level is gradually reduced, there comes a point where a structure can survive enough stress reversals to exceed the component’s expected life.
當壓力水平逐漸減小，有一點就是結構能夠經(jīng)歷足夠應力反向之后繼續(xù)存在來超越組件的預期壽命。
While the expected life-span for a mouse is about 25 months, one of the IRS-1deficient mice in this research lived for 38 months 66 per cent longer than a normal mouse.
老鼠預期壽命一般為25月左右，而其中一個缺少IRS-1的老鼠壽命達到了38月-比同類長66％。
scifans.com

"It is unfair because he has done nothing wrong." The five men face life in prison and are expected to be sentenced in December.
The expected life spans increased dramatically in the last couple of hundred years until now, for people that were born when you were born you can expect to live to be 80 years old, a doubling in life span, fairly dramatic.
從幾百年前到現(xiàn)在,預期壽命顯著增長了,你們同期出生的那批人,能夠活到八十歲,預期壽命增長了一倍,令人印象深刻
耶魯公開課 - 生物醫(yī)學工程探索課程節(jié)選

The LED itself has an expected life of about 50, 000 hours (six years) of continuous use.
FORBES: LED Light Bulbs Mature At Last
Also, all the keys will in fact be OLED with an expected life span of only 5 years, depending upon use of course.
ENGADGET: Optimus Maximus: the god of keyboards unveiled