我的胃在消化它自己。

My stomach is digesting itself.

youdao

糖和淀粉在消化过程中被分解为单糖。

Sugars and starches are broken down into simple sugars during digestion.

youdao

禁食让你的身体把它之前消耗在消化的能量，用于解毒和自我修复。

Fasting also allows your body to spend it's energy on detoxifying and repairing your body, energy that before was being expended on digestion.

youdao

In many cases, it affects--it also initiates its infection through the gut.

在很多情况下,它也同样是一种经消化道感染病毒

耶鲁公开课 - 生物医学工程探索课程节选

Depending on what you call external and internal environment, this path that I'm tracing here, deep within your digestive system, is really directly connected to the outside world through both ends.

基于你们所谓的外环境和内环境,我在这里我所指的消化系统内部通路,它的两端确实与外界环境直接相通

耶鲁公开课 - 生物医学工程探索课程节选

A nutrient is considered a substance within the food, that's when it digests it, absorbs, promotes some bodily function, so that it has some metabolic health value when people consume it.

营养素是包含在食物中的物质,由人体消化,吸收,推动身体机能,食品必须具有值得人类去代谢的健康价值

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选