它是红色、绿色和橙色的。

It's red, green and orange.

它是红色、绿色和蓝色的。

It's red, green and blue.

现在它是红色、蓝色、绿色和黄色。

Now it's red, blue, green and yellow.

我有一个转笔刀，它是红色的。

I have a sharpener. It is red.

它是红色的。

A red block. So here it is. It's red.

我们知道它的颜色！它是红色的！嗯，有点。是的。

We know its color! It's RED! Well, kinda. Yes.

它是红色的，但其表面上有许多褐色的小种子。

It is red but there are many small brown seeds on its surface.

我有一枝新钢笔。真的？什么颜色的？它是红色的。

I have a new pen. Really? What colour is it? It's red.

活的螃蟹是灰色和棕色的，只有在煮熟了以后，我们在吃饭的时候，才看见它是红色的。

While the crab is alive, it is grey and brown in colour. It only turns red, as we see it at supper, when it is boiled.

她刚看见那个小点的时候，它还只有一块饼干大小，但是它迅速扩大了，变得有她的手掌那么大了，接着她还看出它是红色的。

It was about the size of a wafer when she first observed it, but it speedily grew as large as the palm of her hand, and then she could perceive that it was red.