Or that o-neg is the only safe blood type for any victim.

或O型阴性血是针对任何被害人的唯一安全血型
I'll tell Hotch

我去告诉霍奇
we think we know what he's doing with them.

我们大致推测出他要对那些人干什么了
We believe the man we're looking for is a sexual sadist.

我们认为我们所找的人是性虐待狂
What this means is that for him,

意思就是对他来说
the torture becomes a substitute for the sex act.

虐待成为他性行为的替代品
The fact that he's stealing medical equipment

从他偷盗医疗用品
like sterilizing agents and anesthesia

比如杀菌剂和麻醉剂
tells us he may be performing experiments

可以看出他可能在被害人身上
or surgeries on his victims.

做试验或手术
We believe this unsub gets gratification

我们认为嫌犯获取快感的来源
from his ability to keep his victims alive

就是让被害人活得更久