You can take a cue from GCC: maintain many sets of environment variables per application and switch from one pool to another depending on the work at-hand.

您可以从 GCC 得到提示：为每个应用程序维护多个环境变量集，并根据手头的工作从一个集合切换到另一个集合。

youdao

At around six months old many babies can move an object from one hand to another.

在大约六个月大的时候，许多婴儿可以把一个物体从一只手移到另一只手。

youdao

She runs towards the center of the room and is grabbed again by another hand, this one emerging from the ceiling.

她跑向房间的中心，却被另一只手抓住了，这只手来自天花板上。

youdao

We messaged one another from our hand-held devices.

NEWYORKER: Raj, Bohemian

He got cancer of the hand from another person, and he was not cured.

NPR: Startling New Evidence Cancer Is Contagious

With American legislation, he would be transferred from one hand to another.

CNN: STORY HIGHLIGHTS