Eventually you develop a scab, and then it would fall off as it healed, and you'd be left with a scar.

最终你会结成一个痂，当它愈合的时候，它会脱落，然后你会留下一个伤疤。

youdao

Will only make the scab pieces come off naturally.

只能让痂片自然脱落。

youdao

The bumps go through several stages before they get crusty, scab over, and fall off.

小肿块经过几个阶段直到它们变硬，结痂和脱落。

youdao

Eventually you develop a scab, as it healed, and then it would--and then the scab would fall off, and you'd be left with a scar.

愈合之后会变成一个疤,这个疤后来会脱落,你身上会留下疤痕

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Seger stressed that, on the whole, patients with spider bites recover fine if they follow medical instructions and keep their bite areas clean so that a scab can form and fall off.

CNN: Rocker Hanneman's death puts attention on spider-bite effects