take a hand of的意思|示意

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。

The third is to take a picture of my hand holding the drawing and thendigitally match them up with a totally different background that I have photographed.

第三个方法是给我拿着图片的手一张照片，然后通过数字工具把它和我之前拍摄的完全不一样的照片拼接起来。

I'll bear a hand, too; and take my share of the burden.

我也要帮忙，承担我的那份责任。