It's a little spot, and a little dot on the map.
它是个小地方，在地图上也只是一个小点。
一个蓝色的点会随即出现。
这就是点积。
Now, notice the red dot at the upper left.
现在，注意看左上方那个红点。
These two vectors are perpendicular exactly when their dot product is zero.
当点乘的数量积为零时,这两个向量垂直。
Except for its special name, a dot file is a plain text file.
点文件是纯文本文件，只是文件名比较特别而已。
A dot will appear at the top and bottom so that you can move it.
链接顶部和底部将显示一个点，表示您可以移动它。
Mode n: Make the dot match any character, including new lines.
模式n：使点匹配任何字符，包括新行。
Some dot files are rich enough to warrant a separate man page, such as crontab.
有些点文件内容丰富，足以占用一个单独的手册页，比如 crontab。
The color of each dot represents the Average Value.
颜色代表每个点的平均值。
Saturn appears as just a small dot from outside the band of ice and dust.
与由冰粒和尘埃构成的外环比，土星不过是个小点。
Every day he left work at 4:45 p. m. on the dot.
每天下午4点45分他都毫不耽搁地离开公司。
I drew a little dot on the tip of his fingers.
我画了一个小点在他的手指尖。
It is like a circular form with a dot in the middle.
它就像一个圆形，中间有一个点。
The island is a small green dot on the map.
这个岛在地图上是一个绿色的小点。
So, again, every dot is a person.
同样的，每个圆点都是一个人。
You may ask why there is a dot in the middle of the Sun.
也许你会问，太阳中间为什么会有一个点呢？
The single dot represents the current directory.
单点表示当前目录，双点表示父目录 — 当前目录上边紧临的目录。
You can access the context directly by using a dot symbol.
可以使用点符号直接访问上下文。
Also note that you must explicitly specify the dot in the extension.
另请注意，您必须显式地在扩展名中指定点。
So, product rule is OK for taking the derivative of a dot product.
那么乘积法则对点乘求导没问题。
Why do you never dot your i's?
你为什么从不在字母i上加点呢？
Breakfast is served at 8 on the dot.
8点整开早饭。
These three characteristics are: screen size, the dot and refresh rate.
这三种特性是：屏幕大小，像素点和刷新率。
And let's now talk about dot products.
现在我们讲讲点积。
It's a remarkable performance by the launch vehicle, every parameter was on the dot...
发射器的表现十分出色，每一个参数都十分准确。
Once you have a set of cool "dot files," share with others.
当您有了一套很酷的dot文件之后，请与别人分享。
Once you have a set of cool "dot files," share with others.
当您有了一套很酷的dot文件之后，请与别人分享。
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