He was interested in individual differences, not just in the overall volume of flatus, but in the differing percentages of constituent gases.
他感兴趣的是个体差异，不仅对肠胃气的总量感兴趣，而且对构成气体的百分比也感兴趣。
Its scientific name is flatus, but the English language has an impressive range of colorful terms to describe the explosive emission of digestive gas.
它的学名是肠胃胀气，不过英语里有一套令人印象深刻的生动说法来形容这种消化气体的排放。
I didn't know the U.S. Department of Agriculture once had a flatus researcher.
我不知道美国农业部曾经有一位研究肠胃胀气的专家。
A blue flame is indicative of the presence of methane in the flatus.
蓝色火苗意味着屁里含有甲烷。
After earnest studies, NASA found that flatus contains 400 substances.
美国太空总署经过认真的研究，发现屁里面含有400种成分。
Its scientific name is flatus or flatulence, but the English language has an impressive range of colorful terms to describe the explosive emission of digestive gas.
屁的学名是“肠胃胀气”或是“肠胃气胀”，不过英语里有一套令人印象深刻的生动说法来形容这种消化气体的爆发。
Its scientific name is flatus or flatulence, but the English language has an impressive range of colorful terms to describe the explosive emission of digestive gas.
屁的学名是“肠胃胀气”或是“肠胃气胀”，不过英语里有一套令人印象深刻的生动说法来形容这种消化气体的爆发。
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