flatus的复数形式为：flatuses...

n.肠胃胀气，屁，阵风，气息...

He had constipation for few days but still had flatus passage todays.过去几天有便秘但到今天为止放屁功能正常....

flatus的音标：flatus的英式发音音标为：['fleɪtəs]flatus的美式发音音标为：['fletəs]...