不打扰

I do not want to intrude if you are busy.

忙我就不打扰了。

We crept around on tiptoes so as not to disturb him.

为了不打扰他，我们都踮起脚尖走路。

Contrariwise, if you suspect your question is too dumb for a mailing list, it's not an excuse to harass individual developers.

反之，自认为的问题蠢，那也不值得打扰任何一位开发员。