When I press my gums, they bleed.

当我压牙龈时就会流血。

youdao

Tiny open sores, or ulcers, form on the surface of the lining, where they bleed and produce pus and mucus.

内层表面形成小的开放性疮口(溃疡)，会发生出血并产生脓液和粘液。

youdao

They bleed for it.

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If you pin them, do they not bleed?

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On the other side, these people were suffering and if we didn't deal with it, they'd die, they'd bleed to death.

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