在狭窄处或空气不流通处施工，必须提供强力通风。
Forced ventilation should be provided when applying paint in confined Spaces or stagnant air.
鲁斯：健身房空气不流通，而且你能闻到人们的汗味，你不会介意这些？
Ruth: So do you mind the fact when you're in the gym the air is really stuffy and you can always smell people's sweat?
这时候葡萄藤下的空气不流通，像桑拿房一样，唯有葡萄叶下能提供一点阴凉。
The air underneath them is stagnant, as in a sauna, but their foliage is the only available shade.
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