把面团分成两半，擀成两个圈。

Divide the dough in half and roll it out into two circles.

啊哈，把它分成两半。

Ah ha, split it in half.

箭把苹果分成两半.

The arrow just split the apple in half.

想像一条把你的身体分成两半的垂直线--你的手不应该越过它。

Imagine a vertical line splitting your body in half --your hands should not cross it.

归并排序以如下的步骤使用了分治思想：，把列表分成两半：，下面就是分治。

Merge sort takes this idea of divide and conquer, and it does the following: it says let's divide the list in half.

煎饼定理指出，如果我在盘子里放了个煎饼，至少要切一刀才能将煎饼分成两半。手到擒来。

The pancake theorem states that if I have a pancake on a plate, there's at least one cut that I can make to divide that pancake in half. Simple.

请把这张纸分成两半。

Please divide this piece of paper into two halves.

中间的线将身体分成两半。

The medial line divides the body into two equal halves.

在纸上画一条线将其分成两半。

Draw a lin on the paper to divide it into two halves.

他转过身去，看着裂缝把黑板分成两半。

He turns around and watches the crack split the blackboard in two.