This fellow is incredible!

这家伙神了!

《新英汉大辞典》

This fellow is very crafty; we had better be on our guard.

这个家伙诡计多端，我们可得小心点儿。

《新英汉大辞典》

We are obliged to lock this fellow in too, or he would make his escape.

我们也得把这个家伙套住，否则它会逃走的。

youdao

"Now this video shows this fellow with Hakimullah Mehsud.

VOA: standard.2010.01.09

the Israelites who are encamped at the foot of the mountain grow restless, and rebellious, and they demand of Aaron a god, because they don't know what's become of "this fellow Moses."

在山脚驻扎的犹太人渐渐焦躁不安，开始反叛，他们向亚伦索要神像，因为他们不知道摩西遭遇了什么事情“

耶鲁公开课 - 旧约导论课程节选

This fellow wrote: I should be very ashamed were I to fall and people have to help me and realize that I could see only very little.

他这样写道：,当我跌倒了人们要帮助我的时候,或者我意识到自己只能看到很少东西的时候,我会感到很羞愧。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

Now Lane Dean was looking openly around, as in, like, who is this fellow?

NEWYORKER: Wiggle Room

Normally, they are terribly skittish, otters, but this fellow was languorous as a surfer.

NEWYORKER: Fjord of Killary

Amongst those four is this fellow from the Pentagon that runs the whole military commissions down at Guantanamo.

NPR: Senate to Hold Hearings on Guantanamo Prison Camp