lengthen peoples life expectancy的意思|示意
美 / /
英 / /
延长人们的预期寿命
lengthen peoples life expectancy的网络常见释义
延长人们的寿命 lengthen peoples life expectancy延长人们的寿命 If science is properly used, it will benefit mankind, while if it is misused, it will lead to tragic result.