We have techniques to save people. We can keep mortality rates low.

我们可以救活更多的人，保持极低的死亡率。

youdao

Many languages have techniques to make applications more efficient by retaining data and thereby reducing needed system resources.

许多编程语言都有这样的技术，即通过保留数据从而减少所需的系统资源使应用的效率更高。

youdao

Many languages have techniques to make applications more efficient by retaining data and thereby reducing needed system resources.

许多编程语言都有这样的技术，即通过保留数据从而减少所需的系统资源使应用的效率更高。

youdao