lifetime

n.

一生，寿命；有生之年；存在期，有效期；

na.

终生；终身保障；[核]寿命；

复数：lifetimes

of a lifetime一生最…的；终身难遇的

once in a lifetime一生一次

long lifetime长寿命

lifetime achievement终身成就

lifetime education生涯教育

1. He met with many a setback in his lifetime.
   他一生中遭到过许多挫折。
2. The century plant blooms only once in its lifetime.
   龙舌兰在其一生中只开一次花。
3. Learning is the enterprise of a lifetime.
   学习是终身的事业。
4. These experiences can help make saving money a lifetime habit.
   这些经历能使存钱成为终身的习惯。
5. Their lifetime is stretched by their motion.
   由于它们的运动其寿命延长了。
6. Eighty years constitute a longer-than-average lifetime.
   八十岁高于平均寿命。

Lifetime prevalence of specific psychiatric disorders in three sites.
THE LIMITED IN VITRO LIFETIME OF HUMAN DIPLOID CELL STRAINS.
Statistical models and methods for lifetime data
Epigenetic differences arise during the lifetime of monozygotic twins
Lifetime prevalence and age of onset distributions of mental disorders in the World Mental Health Survey Initiative.
Lifetime and 12-Month Prevalence of DSM-III-R Psychiatric Disorders in the United States: Results From the National Comorbidity Survey
Schedule for Affective Disorders and Schizophrenia--Lifetime Version modified for the study of anxiety disorders (SADS-LA): rational...
Lifetime prevalence and age-of-onset distributions of DSM-IV disorders in the National Comorbidity Survey Replication.[see comment][...
Schedule for Affective Disorders and Schizophrenia for School-Age Children-Present and Lifetime Version (K-SADS-PL): initial reliabi...
Kessler RC, Berglund P, Demler O, Jin R, Merikangas KR, Walters EE. Lifetime prevalence and age-of-onset distributions of DSM-IV dis...