A scab will form to protect the wound.

为了保护伤口，这里将会长出结痂。

Artificial villages hardened like scabs over the landscape in Iraq and Afghanistan.

在伊拉克和阿富汗，人工村庄像结痂一样坚硬地覆盖着大地。

Don't cross any picket lines, ya boney scab.

别越警戒线哈 你这个流氓。

For example, there's a disease called apple scab that's threatening orchards.

例如，有一种叫做苹果痂病的疾病正在威胁着果园。

A precursor to vaccination as we know it today, variolation involves grafting smallpox scabs onto healthy people to give them a milder version of the disease, with the hopes they'd be immune afterwards.

天花接种是我们今天所知的疫苗接种的前身，它涉及到将天花痂移植到健康人身上，给们一种较温和的天花病毒，希望们在接种后能够免疫。

And then this typical rash develops, which is sort of pustular in form, and that's usually what's infectious, and this is infectious until the scabs actually fall off.

然后就会出现典型的皮疹，就像脓疱一样，这通常是会传染的，在结痂脱落之前都有传染性。

So, in response to that, compounds that are associated with the damage, like amyloid beta, could form and act like a scab over these wounds.

因此，作为回应，与损伤相关的化合物，如类淀粉β，会在伤口上形成结痂。

You are contagious for as long as you have the rash until the scabs fall off and new skin forms over where the scabs are.

只要你患上皮疹，你就会传染，直到结痂脱落，结痂处形成新的皮肤。

Donald Trump has ripped of the scab of the nation's racial politics, emboldening a kind of overt racism that many convinced themselves had been banished.

唐纳德·特下了美国种族政治的疮疤，助长公开的，许多人都麻痹自己认为已经被摒弃了的种族主义风气。

When you get a cut, a scab helps shield it from germs, and gives the skin cells underneath a chance to heal up.

当你被割伤，结痂有助于屏蔽细菌，促进下面的皮肤愈合。

Chickenpox is characterized by a rash on the scalp, face, and trunk that contains macules, papules, vesicles and scabs at the same time.

水痘的特点是头皮、面部和躯干同出现斑疹、丘疹、水疱与痂。

Skinny and spotted with satin scars where scabs were picked, but legs, all our own, good to look at, and long.

瘦的腿，上面点缀着脱痂后形成的缎面疤。可这是我们自己的腿，好看，又长。

Instead physicians often used fluids and pox scabs collected from previously vaccinated people and shared these materials with each other.

医生们经常从以前接种过疫苗的人身上收集液体和痘疹结痂，之后互相分享这些材料。

I know that, but I'm going to have a big scab on my neck all through the party.

我知道，但是在整个晚会上我的脖子那块就会有条疤。

Scabs are basically the evidence of the clotting process.

结痂基本上是凝血过程的证据。

Within 1 to 2 days the vesicles begin to crust over and form scabs.

一到两天内水疱会变硬成痂。

But what about the itchy scab?

可这个痒痒的疤是怎么回事?

After about 5 days the scabs fall off, usually without leaving a scar.

5天后痂皮脱落，一般不留疤痕。

Many were recruited to become vaccinators instead, or have their supply of scab material replaced, for free, with vaccines.

许多人被招募成为疫苗接种员，或者用疫苗免费替换们的痂材料。

Then pimple like bumps and finally scabs.

然后起疙瘩，最后结痂。