Brooklyn Nine-Nine · 第 1 季
vocab4 / 149
M.O.
/ˌɛm ˈəʊ/B2
作案手法；慣常手段 (abbr.)
`M.O.` 是 modus operandi 的縮寫，指罪犯慣常的作案方式。句中「His `M.O.` is...」就是在描述嫌犯的典型手法。
Okay.
His M.O. is he finds lonely women with no friends,
poisons their food, and then guts 'em in his van.