期望壽命 qīwàngshòumìng life expectancy Definitions Defs Origin Strokes Stroke Words Sentences Sents 期望寿命 期望壽命 qīwàngshòumìng life expectancy average number of years a person of a certain age is expected to live
期望寿命 期望壽命 qīwàngshòumìng life expectancy average number of years a person of a certain age is expected to live
