Mob: "mobile object", mostly enemies, or other NPCs.

“移动物体”，主要指敌人，或其他NPC。

youdao

There were, for some reason, usually about 100 of these enemies, but they mostly died as soon as he punched them in the face.

出于某种原因，每部电影通常都有大约100个这类敌人，但只要被他一拳打在脸上，就马上一命呜呼。

youdao

Enemies become comrade-in-arms mostly in order to survive, the comrades into enemies are mostly for money.

敌人变成战友多半是为了生存，战友变成敌人多半是为了金钱。

youdao