Common bacterial causes include Group A streptococcus, Streptococcus pneumoniae, or Haemophilus influenzae.

常见的致病细包括A、铜绿假单胞、流感嗜血杆。

In newborns, the most common causes are Group B streptococci, E coli, and Listeria monocytogenes.

在新生儿中，最常见的原因是B族、大杆与单核细胞增多李斯特。

Diets high in sugary foods cause an explosion of bacteria called mutans streptococci in our mouths.

某些微生物会过度孳长而导致蛀牙吃了高度含糖的食物。

The vast majority of these are caused by the streptococcus pneumoniae.

其中绝大部分是由肺炎引起的。

In adults, bacterial causes include streptococcus pneumoniae, haemophilus influenzae, and staphylococcus aureus.

成人细肺炎的病因包括肺炎、流感嗜血杆和金黄色葡萄。

Bacteria that thrive in a low pH, like mutans streptococci and Lactobacillus, begin to dominate.

适宜在低pH值环境中生存的细，例如变形和乳酸杆，将会占据主导地位。

We can use this to differentiate Staph saprophyticus from other gram positive cocci, like streptococci and enterococci, which are catalase negative.

我们可以利用这一特来区分腐生葡萄和其他革兰氏阳，如和这一类过氧化氢酶阴的细。

The major genera with the largest representation in the oral cavities include: streptococcus, prevotella, haemophilus, rothia, veillonella, neisseria, fusobacterium, and porphyromonas.

口腔中的微生物主要包括以下几个大属：属、普氏属、嗜血杆属、罗氏属、韦荣氏属、奈瑟氏属、梭杆属与卟啉单胞属。

Normally, there's a layer called the pellicle that covers the tooth, and bacteria in the mouth, like viridans group streptococci, settle on that pellicle layer.

正常情况下，牙齿被薄膜包裹，口腔中的细，例如草绿色，定植在这层薄膜上。

Streptococci is one of the most common bacteria found in our mouth and it's normally not harmful until it metabolizes sugar or protein from food debris.

是我们口腔中最常见的细之一，通常无害，直到它从食物残渣中代谢糖或蛋白质。

That environment favors bacteria like mutans streptococci and Lactobacillus, which demineralize enamel and the dentin beneath it, and if untreated, it can eventually result in a cavitated caries lesion.

酸环境下的优势例如变形和乳酸杆，可以食牙釉质及其下层的牙本质脱矿，如果不加以治疗，最终会形成空洞型龋齿。

His sore throat was actually a very bad infection caused by a certain kind of bacteria called " streptococcus, " or more commonly " strep (strep) throat."

他的喉咙痛实际上是一种非常严重的感染， 由一种叫做“” 或更常见的“（）咽喉炎” 的细引起。

However, moderate consumption of red wine may enhance oral health, because it contains a mixture of organic acids that are active against oral streptococci responsible for caries development and streptococcus pyogenes responsible for pharyngitis.

不过，适量饮用红葡萄酒可能会增进口腔健康，因为红葡萄酒中含有一种有机酸混合物可以有效抑制导致龋齿的口腔属以及导致咽炎的化脓。