It's no coincidence that many of our worst swear words involve defecation.

我们很多最难听的脏话都与排便有关，这绝非巧合。

So we're talking about open defecation, this kind of situation.

所以我们会考虑露天排便。

Yeah, I'm talking about pooping, or defecation.

是的，我说的是排便。

Once the rectum is filled and stretched, signals travel to parasympathetic neurons in the spinal cord, initiating the defecation reflex.

当被粪便填满并受到牵拉时，就会向脊髓内的副交感神经元发出信号，启动排便。

And here, special nerve receptors measure pressure, and when enough waste pushes against the rectum walls, it triggers the defecation reflex.

这里，特殊的神经感受器测量压力，当足够多的废物冲击时，它会发排便。

As urination and  defecation are natural, the medieval people had no shame in it.

由于排尿和排便是自然的，中世纪的人们对此并不感到羞耻。

Instead they often use unreliable, inadequate toilets or practise open defecation.

相， 他们经常使用不可靠、不合适的厕所或露天排便。

There's also one called defecation syncope where people faint after they poop.

还有一种叫做排便晕厥，人们在大便后会晕倒。

They regularly found gorilla toes in lipid defecation.

他们经常在脂质排泄物中发现大猩猩的脚趾。

People are obsessed with the privacy of defecation.

人们痴于排便的隐私。

I hope the phrase lap of defecation catches on for sides that aren't doing very well.

我希望“堕落之圈”这一说法能流行起来，用来形容那些表现不佳的队伍。

Other symptoms of tetanus involve sympathetic over-activity, which causes drooling, excessive sweating, fever, difficulty swallowing, breathing problems, and irregular urination and defecation.

破伤风的其它临床表现包括：交感神经过度兴奋，引起流涎、大汗淋漓、发热、吞咽困难、呼吸困难，以及尿便失禁。

Here, special nerve receptors measure pressure, and when enough waste pushes against the rectum walls, it triggers the defecation reflex.

在这里， 特殊的神经感受器测量压力，当足够的废物推压时，就会发排便。

Down goes Southampton in record time, featuring the do-nothing game plan, sky-gazing defenders, ambling about, pink kit nightmare, and a lap of defecation.

南安普顿以破纪录的速度降级，特点是有无所作为的比赛计划、仰望天空的后卫、漫无目的的游荡、粉红色球衣的噩梦，以及一圈粪便。

So, a " toilet" is a device that takes that urination or the results of your defecation and washes it away, usually with water.

因此，“马桶” 是一种将排尿或排便的结果带走并通常用水冲走的装置。

But when you deal with the plants, even after you eat the apple, and then you defecate, Your defecation is what feeds the ground that caused the apple to grow more.

然而，当你与植物打交道时， 即便在你吃下苹果之后，随后排便，你的排泄物正是滋养那片让苹果得以生长的土地的养分。