不仅如此，你想要在你新系统上安装的每个软件你都不得不费时费力地下载，并且还需要挨个安装。

Not only that, the software you always install on every new system has to be downloaded and installed separately each time, which is time-consuming and inconvenient.

youdao

这一点我就不费时详解了，因为我们之前已经详细讨论过，我们从之前的课堂上学到，人会对他人慷慨。

And so, I'm not going to spend any time on this because we've discussed it in detail, but we know from previous lectures that people will be generous to others.

youdao

如果您正在为某人提供指导，那么 Blog 也是非常合适的工具，可以以一种毫不费时的非正式的方式进行点对点交互。

Blogs are also wonderful tools if you're mentoring someone--the peer-to-peer interaction can take place in an informal manner that isn't time consuming.

youdao

And so, I'm not going to spend any time on this because we've discussed it in detail, but we know from previous lectures that people will be generous to others.

这一点我就不费时详解了,因为我们之前已经详细讨论过，我们从之前的课堂上学到,人会对他人慷慨。

耶鲁公开课 - 心理学导论课程节选