His surgical instruments were a knife and a pair of pincers.

他的手术器械是一把刀和一把镊子。

《柯林斯英汉双解大词典》

The first exhibit was a knife which the prosecution claimed was the murder weapon.

当庭出示的第一件物证就是控方称为杀人凶器的一把刀。

《牛津词典》

He thrust at me with a knife.

他拿刀向我刺来。

《牛津词典》

But a few years later, the high sharp voice of Hank Williams would cut like a knife through the music world.

VOA: special.2009.11.22

Just about every culture uses some sort of utensils to eat food with, a knife and a fork, chopsticks, a spoon.

几乎所有的文化都会使用某些餐具,刀叉,筷子,勺子

耶鲁公开课 - 心理学导论课程节选

Then in another corner, you notice that there's a fight and somebody pulls out a knife.

而在另一个角落，一群人争吵起来，有人还亮出了一把刀。

Let's 课堂 - SpeakingMax英语口语达人

The vote was a relief for Tony Blair and Labour's NEC, who expected a knife-edge result.

BBC: Welsh Labour votes for sex equality

He was holding a knife in his hand and he was wearing a mask.

BBC: Elswick knifepoint rapist Abdul Miah jailed for 12 years

Highpoint prisoner Farndon was being taken to hospital to be treated for a knife wound.

BBC: Andrew Farndon