Ebola spreads through bodily fluids such as blood or saliva.

埃博拉通过血液或唾液等体液传播。

Meanwhile, saliva coats those pieces, delivering enzymes that help break down the food.

同时，唾液包裹在这些小碎块上唾液携带的酶会帮助分解这些食物。

Getting rid of plastic with worm spit.

用蠕虫唾液处理塑料。

I'm going to take a sample of my own saliva.

要取自己的唾液样本了。

Over salivation, like just so much saliva, just suddenly. I don't, I've never created this much saliva before.

唾液分泌过多，有很多很多唾液，就是很突然。有，有产生过这么多的唾液。

Your Mouth—it produces about a liter of saliva a day.

你的嘴巴它每天都会产生大概一升唾液。

Yeah, the salt is helping to salivate.

是的，盐有助于分泌唾液。

As the saliva dries, it has to be replaced.

唾液干了之后还得重新抹上。

Saliva flows out of his mouth.

唾液他的嘴里流出。

The specific secret of the spit is still unsolved.

唾液的特别奥秘之处尚未揭开。

Every day, you produce one to two liters of spit. It kickstarts digestion and helps you swallow.

人类每天都会产生一到两公升唾液。唾液能促进消化并帮助吞咽。

Finally, there's saliva, which is secreted from several glands in the mouth.

最后是唾液，由口腔中唾液腺分泌。

The actual truth is their saliva is venom that is made to paralyze the animal.

事实是它们的唾液是毒液，用麻痹动物。

Never use water or saliva to clean or store your lenses.

一定不能用水或唾液清洗或储藏隐形眼镜。

Saliva also contains salivary amylase, an enzyme that breaks long carbohydrates down into smaller sugars.

唾液中还含有唾液淀粉酶，可将长链碳水化合物水解成小分子糖类。

Your girlfriend, that's fine. You guys share saliva anyway.

和女朋友一起就关系。毕竟你们会交换唾液。

It can't be broken down with saliva, or fully digested by stomach acid.

它无法被唾液分解，或是被胃酸彻底消化。

Before and after the experiment, we take their samples of saliva for a hormone test.

实验前后，们取他们的唾液样本进行激素试验。

To understand why, let's back up. To mosquito spit.

为了了解原因，们回到蚊子的唾液这个问题上。

That saliva can contain viruses, like zika or chikungunya.

唾液中可能含有寨卡或奇昆古尼亚热病等病毒。