First of all, pour water into the wheat flour, and stir it until it becomes a piece of dough.

首先倒些水到面粉中，然后搅拌，把它拌成一个面团。

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The chef stands in front of a big pot of boiling water, with a piece of noodle dough about the size of a thick bamboo trunk in one hand and a special shaving knife (similar to a trowel) in the other.

住处站在一口热腾腾的大锅前 一手拿着粗竹竿大小的面团 一手举着削面刀(似铲子)。

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Cut the large piece of dough into many small pieces, roll the dough with a rolling pin into round, thin wrappers.

把面团分成一个个小块儿，用擀面杖把它擀成一个圆而薄的饺子皮儿。

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A doughnut is a round piece of fried dough with a hole in the middle or filled with cream or jelly.

VOA: special.2010.04.12

Besides, you avoid biting into a chunky piece of dough, as can happen when the dumpling is ball-shape.

WSJ: Babushka's Dacha Dumplings

Roll out the second piece of dough into a 12-inch round.

NPR: A Kitchen Table, an Easter Deadline and Family

When it's time to roll out the dough, Kimball suggests using a one-piece, tapered rolling pin, without ball-bearings.

NPR: A Thanksgiving Meal From The Test Kitchen