The experiment will not spray anything other than tapwater into the air, so it is not a test of geoengineering, since it will not have any effect on the climate or the weather.
这个试验只是将自来水而非其它物质喷向空中，不会对气候或天气产生任何影响，所以它不算是一项地球工程学的试验。
During the rest of the day people will continually spray black grime into my mouth, which I am then instructed to spread over my teeth for the ultimate gnarly effect. Tastes gnarly, too.
画完妆后接下来的一天里，大家会持续往我嘴里喷黑灰，然后我还得把黑灰弄得满嘴都是最终达到各种恶心效果，当然这些玩意味道也很恶心。
Special testing apparatus was built to study the effect of arc divided flow on the jet fluctuation and the inhibiting effect of new spray gun on the jet fluctuation.
为了研究电弧分流对射流脉动的影响以及检验新喷枪对射流脉动的抑制作用，而建立了专门的试验装置并进行了相关的试验。
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