英语语法分析

"An average person, "Roach explains, "will, during the peak flatulence period, pass anywhere from one to almost three cups of flatus per hour."

“一个普通人，”罗奇解释道，“在肠胃最胀气的时候，每个小时会放出1到3杯的的屁。

The average person releases nearly a pint of intestinal gas by flatulence every day.

普通人每天释放约一品脱的肠积气。

When gas doesn't pass through belching or flatulence, it can build up in the stomach and intestines and lead to bloating.

如果气体不能通过打嗝或排气排出体外，就会聚积在胃肠道，从而引起腹胀。