No longer would nursing be something for nuns and the lower classes.

护理不再是修女和下层阶级的事情。

C) Prioritizing the provision of better nutrition for lower classes.

优先为下层阶级提供更好的营养。

Specifically, buried in the submucosa, there's a second plexus, the submucous plexus, also called as Meissner's plexus, which is responsible for helping to control the size of the blood vessels as well as the secretion of digestive juices.

具体来说，在粘膜下层的覆盖下，还有另一神经丛，称为粘膜下神经丛，也称麦斯纳神经丛；可以调节肠道血管的血流量，还可控制消化液的分泌。

Their speech would have been that of an underclass British sailor but with an extra dose of curse words amplified with a mix of slang that they picked up on trade routes from French, Italian, Spanish, and Dutch sailors.

他们的讲话就像一下层英国水手的讲话，但夹杂着一些词和混杂在一起的俚语，些俚语是他们在贸易路线上从法国、意大利、西班牙和荷兰水手那里学来的。

'I'll meet you by the news-stand on the lower level.'

" 我在车站下层的报摊旁边等你。"

Previous fire management regimes allowed the undergrowth to build up.

以前的火灾管理制度允许下层灌丛的生长。

And the upper servants and the lower servants have different meals.

上层仆人和下层仆人吃的饭菜是不一样的。

They go from the representational world, to this analog-mesh underworld, where they're hiding.

他们由具象的世界，回到们所藏身的 错综复杂的下层世界。

His account of their discoveries in the low life of a seaport town would have made a charming book, and in the various characters that came their way the student might easily have found matter for a very complete dictionary of rogues.

他叙述他们两人在海港的下层生活中的种种冒险完全可以写成一本极有趣味的书，从他们遇到的形形色色的人物身上，一研究民俗学的人也可以找到足够的材料编纂一本有关流浪汉的大辞典。

Where the Sun's magnetic field is at its most twisted and complex, heat bubbling up from below is kept and the material is cooled by as much as 1000 degrees.

在太阳磁场最盘根错节的地方，从下层翻滚上来的热浪被抑制，在里物质的温度被降至1000度。

Every two and a half minutes a bell and the screech of whistles announced the departure of one of the light monorail trains which carried the lower caste golfers back from their separate course to the metropolis.

每隔两分半钟就有铃声和汽笛宣布一列轻便单轨火车开出，那是运载下层种姓的球客们从各高尔夫球场回都市去的。

Surrounding the mucosal layer is the submucosal layer, made of loose areolar connective tissue, which helps provide the elasticity that the tube needs when you eat a whole pizza in one sitting, and it contains more blood vessels.

粘膜层周围是粘膜下层，由松散的乳晕结缔组织组成，有助于提供管子所需的弹性（比如说当你一次吃一整块比萨饼时），包含更多的血管。

That's how understory ferns and microbreweries can succeed — by specializing in conditions the " big guys" are not so good at: the so-called empty niches.

那下层的青苔和小酒厂是如何成功的呢，将老大们不擅长的领域（又称空龛）专业化。

In the gut, there's a layer of smooth muscle just under the submucosa, which sits under the mucosa, which is the innermost layer of the gut nearest to the lumen.

在肠道，黏膜下层之下有一层平滑肌，黏膜下层即位于黏膜层的下层，而黏膜是肠道最内层（离肠腔最近）。

No matter how downtrodden the Roman lower classes might be, a Roman politician or Roman emperor who didn't take the people seriously often came to a bad end.

不管罗马的下层社会如何被践踏，罗马政治家或者罗马皇帝如果不认真对待民众就不会有好结果。

That lower layer bubbles up from deep within the Earth, and in addition to being smelly, it's anoxic -- there's no dissolved oxygen to power microbial metabolisms.

下层的咸水是从地球深处冒出来的，除了气味难闻还缺氧，没有溶解的氧气可促使微生物进行代谢。

That difference " will produce a lot of dissatisfaction...among the bottom half, " Muro says. He urges that work serving others be taken seriously and respected.

穆罗说，种差距“将引发中下层阶级的很多不满。”他敦促人们认真对待和尊重为他人服务的工作。

The fibres in the upper and lower layers, are long and horizontal; those of the middle one, very short, and running cross-wise between the outside layers.

上层和下层的纤维又长又直；中层的纤维则很短，在上下两层之间交叉分布。

They also change the structure of the forest understory, which is no good for birds that live there, small rodents that live there.

们还改变了森林下层植被的结构，“对生活在那里的鸟类和小型啮齿动物没有好处。”

Comparatively little effort is spent in reaching the ocean's lower regions, because all objects have a tendency to become 'sinkers.' Follow my logic here.

到达海洋的下层，实际不用费很大的力量，因为凡物体都有下沉到底的倾向。请您听我的推论吧。