人体: human body...
弟弟: younger brother...
大宗: large amount, staple, influential family of long standing...
蛇: snake, serpent...
肝: liver, (slang) to put in long hours, typically late into the night, playing (a video game), (of a video game) grindy, repetitive...
祖籍: ancestral hometown, original domicile (and civil registration)...
如实: as things really are, realistic...
有毒: poisonous...
层次: layer, level, gradation, arrangement of ideas, (a person's) standing...