Watermelon annual vine; Stems and branches are stout with obvious edges. Tendrils stout, pubescent, petiole thick and densely pilose; The leaf blade is papery, triangular, oval in outline, white and green in color, with short bristles on both sides and heart-shaped at the base of the leaf blade. Monoecious. Both male and female flowers are solitary in leaf axils. Male pedicels 3-4 cm long, densely yellow-brown villous; Calyx tube wide bell-shaped; Corolla yellowish; Stamens nearly free, filaments short, anthers folded.

Female flowers: calyx and corolla are the same as male flowers; Ovary ovoid, stigma kidney-shaped. The fruit is large, nearly spherical or oval, fleshy, juicy, with smooth skin and various colors and patterns. Seeds are mostly oval, black and red, with smooth sides, obtuse base, usually slightly arched edges, and in summer.

There are many cultivated varieties in China, with different exocarp, pulp and seed shapes, among which Xinjiang, Lanzhou, Gansu, Dezhou, Shandong and Dongtai, Jiangsu are the most famous. Its original species may come from Africa, and it has been widely cultivated in tropical to temperate regions of the world for a long time, and was introduced to China in the Jin and Yuan Dynasties.

Bilingual example:

An exploding watermelon: If I make them brazen.

A watermelon that is about to burst: if I make them cheeky.

There is nothing simpler and healthier than "strengthening" a meal with an apple, an orange, a large portion of watermelon or cantaloupe, or a piece of tomato.

There is no simpler and healthier way to "strengthen" a meal than eating an apple, an orange, a large piece of watermelon or cantaloupe, or a piece of tomato.

Watermelon contains vitamins and potassium.

Watermelon contains vitamins and potassium.

If you plant watermelon seeds in spring, you will get fresh watermelon in autumn.

If you plant watermelon seeds in spring, you can eat fresh watermelons in autumn.

5. Bouquet. Carrots, watermelons, carrots.

Bouquet of works, raw materials: carrots, watermelons and white radishes.

A sunflower made of water.

This sunflower is carved with watermelon.

Watermelon is always the best seller.

Watermelon is always the best seller.

8. I don't understand how the colonel got involved with watermelon.

Can you understand the relationship between the colonel and watermelon?

I myself, Randolph, have a tap.

Uncle Ben, I have a big watermelon in my arms.

When I was a child in Minnesota, watermelons were very expensive.

When I was a child, I lived in Minnesota. Watermelon was very expensive.