膈: 哺乳动物体内分隔胸腔和腹腔的由肌肉和膜组成的穹窿形结构.Diaphragm: Dome - shaped muscular and membranous structure Between the thoracic and abdominal cavities.位于胸腔及腹腔的内部器官,通常称为内脏.The internal organs inside the thoracic and abdominal cavities are...
The oak is implicit in the acorn.橡树孕育于橡子之中.The tree grew from a small acorn.橡树从一粒小橡子生长而来.To see the problem here more clearly, let's look at a different biological system, say, an acorn.为更清晰地理解此处的问题，我们来看一种不同的生物系统，比如...