(either of the two parts of) a long tube through which food travels from the stomach and out of the body while it is being digested
发音
例句
1. This vitamin is absorbed through the walls of the small intestine. 这种维生素通过小肠壁被吸收。 2. The service productivity is the function, including external efficiency, intestine efficiency and capacity efficiency. 服务业的生产率是一个包含有外部效率、内部效率和能力效率的函数。