确切的英文：
definite
exact
precise

参考例句：

explain the force of a phrase
解释一个短语的确切意义

Please explain the force of the paragraph.
请解释这一段落的确切意义。

Imperforate anus is perhaps not the most description of the anorectal malformations under discussion
肛门闭锁一词对于讨论肛门直肠畸形并不太确切。

He's in his mid-fifties;well,fifty-six to be exact(ie more accurately).
他五十多岁;嗯,确切地说是五十六岁.

Can you date the fossil exactly?
你能确定这化石的确切年代吗？

Is the exact value of the missing jewels ascertainable?
那些不知去向之珠宝的确切价值弄得清楚吗?

His mind was saturated with facts after hours of cramming for the exams
为了应付考试他死记硬背了好几个小时，脑海中塞满了确切的数据。

In rap music, the singer or “rapper” will speak or “rap” the words along with the beat.
在说唱乐中，歌手或者说是“说唱者”，都随着音乐演奏述说，更确切地说，是“唠叨”出歌词。

Strive for accuracy
力争确切

The accurate (exact, precise) number
确切的数目

definite是什么意思：
adj. 清楚的；明确的；确切的；肯定的；有把握的

This definition is circular.
这个定义是循环论证的。

The article lacks definition or definite content.
缺乏确定性或者明确的内容。

As officials of the town, this was definitely their business.
他们既然是这个城镇的官员，这当然是他们的职责所在。

precise是什么意思：
adj. 准确的，确切的；明确的；恰好的；严格的；细致的；刻板的

That answers precisely to our needs.
这正好适合我们的需要。

Your report lacks precision.
你的报告不够准确。

It is written in a detached, precise style.
行文冷静客观，一针见血。