13.77 billion years old, plus or minus a hundred million years.

137.7 亿年，正负一亿年。

31. The maximum plus or minus the minimum makes minute difference.

最大值加上或者减去最小值只产生极小的差异。

The margin of sampling error for all respondents is plus or minus 3.7 percentage points.

所有受访者的抽样误差范围为正负3.7个百分点。

It had been carbon-dated, he said, to AD201, plus or minus a century.

他说，这份手稿经过碳测年，日期显示为公元 201 年，误差范围为一百年。

I would say they numbered 15 to 20, plus or minus a little bit.

我看到了15-20个人，还有另外很少一部分人。

The Milky Way galaxy has 250 billion plus or minus a few hundred billion stars.

银河系有2500亿颗恒星，误差可能有几千亿。

Apple Watch is incredibly accurate, it uses multiple technologies, keeping time to plus or minus 50ms.

Applewatch精确非凡，它结合采用了多种技术，计时误差在50毫秒左右。

So, for example, if I said, " X" equals negative " B" plus or minus… - Music it is.

举个例子，如果我说“X = -B ±… … ” - 奏乐。

The best they could do was to say the AU was 148,510,000 km — plus or minus 800,000 km.

他们最精确只能说 AU 在148,510,000公里再加减800,000公里的范围内。

For example, you likely eat, drink water, work, brush, shower, and socialize every day, plus or minus a few activities maybe.

例如，你可能每天吃饭、喝水、工作、刷牙、洗澡和社交，可能增加或减少一些活动。

Okay, make that one hundred plus or minus one, or better yet, plus or minus ten.

好的，将这个数字加或减 1，或者更好，加或减 10。

Now, assuming the left side of a bell curve peaking around the present, that would bring the total up to 193 men. Plus or minus eight men.

假设钟形曲线的左半部分在目前达到峰值，那就是说总数为193人。正负8人。

It will be 0.568 plus or minus 0.08.

它将是 0.568 正负 0.08。

That gives us a range of roughly plus or minus two billion.

这给了我们大约正负 20 亿的范围。

Now, this raises the question " seven plus or minus two" what?

现在，这就提出了一个问题“七加减二”是什么？

The number they came up with was around 315,000 years, plus or minus a few.

他们得出的数字大约是 315,000 年，上下浮动。

Now " seven plus or minus two" is what you--; so, that's what you hold in consciousness.

现在“七加或减二”就是你——；所以，这就是你意识中所持有的。

Opposite of b, plus or minus the square root of b squared minus 4ac all over 2a.

与b相反，加上或减去b平方的平方根减去4ac在2a上。

There may be a variation of plus or minus 5% in the prices that are quoted.

【plus】报价可能会有 5% 左右的变动。

I would argue that it's basically 25 people, plus or minus people co-opted onto it, that basically operate in secret and that have no accountability.

我想说, 基本上是25人, 加上或者减去增选的人们, 主要是秘密运作而且没有责任。