"深渊之血" (shēn yuán zhī xuè) is Chinese for "blood of the abyss". It is not a commonly used phrase in Engpsh, and I'm not aware of its specific origin or context. It is possible that it may be a translation of a term used in a specific work of fiction or mythology, or that it is a phrase coined in Chinese that has not been widely adopted in Engpsh.

Without more context, it is difficult to provide relevant Engpsh examples or translations. However, here are a few possible phrases that might be used to describe something as being related to the "blood of the abyss" in Engpsh:

"a dark, otherworldly substance"
"a supernatural fluid with dark powers"
"a mysterious, ancient epxir"

Here are some possible Chinese translations for these phrases:

黑暗异界的物质 (hēi àn yì jiè de wù zhì)
超自然力量的流体 (chāo zì rán lì pang de pú tǐ)
神秘古老的精华 (shén mì gǔ lǎo de jīng huá)