Now, economics is not an exact science.

经济学不是一门精确的科学。

For diction, a very important tip is to eliminate imprecise or wordy language.

对于措辞来说，一个非常重要的建议是删除不精确或冗长的语言。

Forecasting hurricanes is not an exact science.

预测飓风并非一项精确的科学。

The process requires pinpoint timing of contractions and digging.

而这一过程需要收缩及挖掘动作的精确配合。

A very thin and very agile person may, by observing his reflection in a rapid sequence of longitudinal strips, obtain a fairly accurate conception of his looks.

一个非常瘦小而灵巧的，从观察自己在一连串的纵条影象中，可能会对自己的容貌得到一个大致精确的概念。

Maybe he's someone's vision but did they envision that he'd have to make decisions with precision if he's artificially intelligent.

也许他会是某个的想象，但他们是否设想过，如果他是工智能的话，他必须精确地做出决定。

Inca builders cut stones to exact sizes so that nothing was needed to hold walls together other than the perfect fit of the stones.

印加的建筑工将石头切割成精确的尺寸，仅仅凭着石头间的完美契合即可稳固墙体。

Just how accurate is this technology that's following the text.

这篇文章说的技术到底有多精确。

So, we can't measure elementary particles precisely.

结论是，我们无法精确地量测基本粒子。

But, he thought, I keep them with precision.

不过，他想，我总是把它们精确地放在适当的地方的。

Curiosity of thought, a hallmark of the renaissance fills his detailed and extremely precise paintings.

思想的好奇心，是文艺复兴的标志，充满了他细致和极其精确的绘画。

Irrigated by a special system that delivers the precise amount needed to each plant.

通过一个特殊的系统进行灌溉，为每株植物提供精确的灌溉量。

So they can't totally give me a very precise conversion.

所以他们不能给我一个非常精确的转换。

But our ability to pinpoint pain varies across the body, and in a specific pattern.

但我们类的身体对精确定位疼痛的能力分布是不同的，而是以一种特殊模式呈现出这种疼痛感知分布。

Observations in research on the other hand are made under precisely defined conditions, that is, in a systematic and objective manner, and with careful record keeping.

而研究中的观察是有精确定义的，即以系统和客观的方式，认真地做记录。

" It's like baking a cake: If you don't have exact amounts, it goes wrong, " she says. " The object you make is already a time bomb."

“这就像烤蛋糕：如果你没有精确的量，就会出错。” 她说。“你造的东西已经是定时炸弹了。”

Calder learnt how to find the precise point to connect each wire so that all the pieces will sway in harmony.

Calder学会了如何找到连接每段电线最精确的点，这样所有的金属都能和谐地移动了。

" When it comes to timing precision, " Nina wrote in her book, " [the auditory system leaves] the visual system in the dust."

“说到时间的精确性，听觉系统让视觉系统望尘莫及。”

Like, thanks to DNA-sequencing technology, we're able to identify the specific genes that cause certain traits, and target our efforts more precisely.

比如，多亏了 DNA 测序技术，我们能够识别出导致某些特征的特定基因，并更精确地针对我们的努力。

The informal sentence is also much less precise.

非正式句子也没那么精确。