Bottom: The bottom of walnut is called the base, commonly known as "bottom"

Tendon: refers to the rib wing of walnut.

Yin skin: refers to the color of walnut skin is darker than natural skin, and there are often spots and patches.

White tip: Walnuts have white tips at the top, which is because walnuts are picked before they are ripe.

Stuffy tip: a state of walnut tip, indicating that the walnut tip grows inside.

Deviation: indicates that the walnut is crooked.

Ripe: It means that walnuts have been cooked or fried.

Do: manual processing, such as coloring, trimming, patching, etc.

Soaking in oil: Walnuts soaked in oil will fade and it is difficult to recover.

Washing: washing with hydrogen peroxide or detergent.

Yellow skin: similar to negative skin, it is also a defect of skin color. Its characteristic is that some bumps on the surface of walnut suddenly turn pale yellow with clear boundaries. With the increase of kneading time, other parts of Wan Wen walnut turn red, while the yellow parts remain unchanged, which seems to affect the appearance.

Over-polishing: Many players think that "the standing walnut is a good walnut", and artificially grind off the protruding places at the bottom of some unstable walnuts to make the walnuts stand steady.

Eye: refers to the bottom hole of walnut, also called belly or back door.

Shrinking and smoking: refers to the walnut that shrinks a few millimeters within 3 months after being picked from the tree when it is wet.

Several sizes: for example, three sevens, that is, 3.7cm, are the most common indicators to measure the size of walnuts, which refers to the widest distance on both sides of walnuts after they are placed.

Grain: grain, grain. Large grain, dense grain and fine grain refer to the thickness of walnut grain, which is not a standard, but most people think that the deeper the grain, the better.

Handle: refers to the handle weight of walnuts. The heavier the handle, the better. But the new walnut will be heavier because of its high water content, so we should pay attention to the distinction.

Beating machine: refers to the weight of walnuts, and there is a feeling of hitting the hands when kneading.

Four famous people: Generally speaking, these four Chinese walnuts are lion's head, chicken's heart, official hat and prince's hat.

Old Walnut: Generally speaking, it refers to the walnut that has been punched out and has a history of many years. Generally, walnuts over 20 years old belong to old walnuts.

Pan Wen: This means that two walnuts will not collide in the process of completing this dish, and vice versa.

Appearance: refers to the comprehensive probability of the quality and appearance of a pair of walnuts.

The picture in the article comes from: Hongpin Wan Wen.