"We heard a loud pop and a bit of smoke and then some flames, and then yelling and screaming,"

VOA: standard.2009.12.26

Well, let's do the smoke test number one: is the mean more or less what we expected?

好了，让我们先做1号发烟测试：,这个平均值是和我们想要的答案差不多吗？

麻省理工公开课 - 计算机科学及编程导论课程节选

So we'll see that, OK, we passed the first smoke test.

所以我们会看到，我们通过了第一个发烟测试。

麻省理工公开课 - 计算机科学及编程导论课程节选

"We found that people with high exposure to second hand smoke had increased levels of depression and anxiety."

VOA: standard.2010.06.15

"We think that they may be. We do know that people who are taken out of high tobacco smoke environments have a definite drop in developing coronary artery disease.

VOA: standard.2010.03.04