To be systematic, you could increase your guess by the same number each time, say 4.

更系统一点，你的每一个假设可以增加相同的数字，比如 4。

So what do you think I mean by guess from context?

那么你认为我所说的从上下文猜测是什么意思？

Well, today we're going to show you how you can - just by guessing!

好吧，今天我们将向您展示如何做到——只需猜测即可！

We can actually try to guess the derivative of sin(x) just by looking at its graph.

我们可以猜测 sin(x) 的导数 只看图表。

The chocolate chip cookies group? Or the beetroots group? Think for yourself for a second. By the way, I guessed wrong when I answered this question. OK.

巧克力脆饼组还是甜菜根组，你们自己想一下，顺便说一下，我在回答这个问题时猜错了。

You might be able to piece a guess together by the shape, color, bones, and myotomes which are the little meat squiggles you see on the fish.

你也许可以根据形状、颜色、骨头和肌节（你在鱼上看到的小肉曲线）拼凑出一个猜测。

And if you have a look at my answer, here're all the discourse markers: so, in fact, just to clarify, then, by that point, I guess, to cut a long story short, eventually, by that time, I must admit.

如果你看一下我的答案，这里是所有的语篇标记：所以、事实上、只是澄清一下、然后、到那时、我想、长话短说、最终、到那时、我必须承认。

And if you haven't studied for that test coming up in a few days, you should know that the odds of you passing a 100 question multiple choice exam by guessing on every question are only 1 in 750 trillion.

如果你还没有为几天后的考试复习，你应该知道，通过猜测每个问题来通过有 100 道选择题考试的几率只有 1/750 万亿。