If use the spray, had better put on mouth-muffle in the airiness open space, don't suggest spray indoors.

如果如使用喷雾器喷涂，最好戴上口罩并在通风较好的空旷地上进行，不建议在室内喷涂施工。

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In reality, some people are vocal and may moan and groan, other folks may muffle any sounds with a pillow, and yet others may not make a single peep.

事实上，有些人会出声，他们可能会唉声叹气，其他人可能会用枕头闷住任何声音，还有另一些人可能不会发出任何声音。

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In London, winter and spring are barely distinguishable, because the clouds muffle both seasons.

伦敦的冬天和春天几乎无法区分，因为这两个季节都是阴云笼罩。

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That these anti-novelistic tricks are all, in fact, novelistic tricks, often borrowed from the history of the novel, does not muffle the pleasure of watching this literary freedom in action.

NEWYORKER: Reality Effects

Is it my imagination or did the rise of expense-account restaurants purposely building-in conversation-evaporating high-volume noise levels (partly by not building in the architectural elements that muffle them) coincide with the market run-up to 2008?

FORBES: 10 Ways Pricey Restaurants Drive You Crazy

In effect, these new genes muffle or silence other genes.

FORBES: Scientists Ask: What Is A Gene, Anyway?