All remembrance of him has escaped from my mind.

我完全不记得他了。

We are in complete ignorance of his plans.

我完全不知道他计划。

I have no conception of what he means.

我完全不懂他思。

That is completely irrelevant to the subject under discussion.

跟讨论主题完全不相关。

I haven't the faintest what it means.

我完全不懂么思。

I was at an utter loss what to do.

我完全不知道该怎样做才好。

She was in complete disagreement,and signified this fact immediately.

她完全不同,并且即表明了一事实。

I regret to say we're diametrically opposed to your ideas.

很遗憾我只好说我完全不同你见。

It is all dicky with him.

它完全不可靠。

The two questions are quite separate.

两个问题完全不相关。

She completely disregarded all our objections.

她完全不理会我各种反对见。

These symbols mean nothing to me.

我完全不明白些符号么思。

This is highly improbable.

完全不可能。

Graduate teaching assistants are neither fish nor fowl, neither completely students nor teachers.

研究生助教既不完全学生，又不完全教师，而介于二者之间。

He’s completely out of step with other cancer specialists; his ideas about treatment are quite different.

他和其他癌症专家见完全不一致，他治疗主张截然不同。

Soot is the product of the imperfect combustion of fuel.

煤烟燃料不完全燃烧产物。

It was made out by his counsel that he was quite unaware that the money had been stolen.

据他律师宣称, 他完全不知道钱已被偷走。

Soot is usually the product of the imperfect combustion of fuel.

煤烟通常燃料不完全燃烧产物。

Superglue proved completely unsuited to the task, as it stuck to everything it came into contact with.

事实证明强力胶完全不适合项任务，它能黏住接触到任何东西。

There’s no earthly reason why she shouldn’t come with us.

她完全没有理由不跟我一块儿来。