body cavity

基本解释

In the late 1800s in Trieste, Italy, a medical student named Sigmund Freud was assigned to investigate the testes of the male eel, postulated to be loops of white matter festooning the body cavity.
1800年代末，在意大利的里雅斯特，一位名叫西格蒙德·弗洛伊德的医科学生受命研究雄性鳗鱼的睾丸。他假设鳗鱼睾丸是体腔内结成的白质环。
Dinosaurs possessed a highly efficient bird-like breathing system involving large numbers of air sacs permeating their body cavity and bones.
恐龙具有一个类似于鸟类的高效率呼吸系统，有很多气囊分布在体腔和骨骼中。
A hernia is protrusion of tissue through the wall of a body cavity in which it is normally contained, most often an opening or weakness in the muscular wall of the abdomen.
疝是体内组织穿过体腔腔壁形成的突起，通常是经腹部肌肉的薄弱或缺损处突出。

If somebody is hiding explosives in a body cavity, do these machines pick that up?
WHITEHOUSE: Press Briefing
And finally, most screening devices are ineffective because anyone who is serious about getting contraband on an airplane can smuggle it in a body cavity or a surgical implant.
FORBES: Full Frontal Nudity Doesn't Make Us Safer: Abolish the TSA
And certainly better than body cavity searches.
FORBES: It's time to get over our privacy issues at the airport

the internal cavity of any multicellular animal that contains the digestive tract, heart, kidneys, etc. In vertebrates it develops from the coelom