Pronunciation explanation:

/n/: This phonetic symbol represents a vowel phoneme/? /,similar to "short sound a" in Chinese. Pronunciation, the tongue is located in the middle of the mouth and the mouth is more open.

/j/: This phonetic symbol represents the consonant phoneme /j/, which is similar to the "y" sound of the word "rain" in Chinese. When pronouncing, the tongue is pressed on the upper jaw, and air flows through the gap between the tongue and the upper jaw, making a fricative sound.

/? N/: This phonetic symbol represents a middle vowel phoneme/? /,similar to "soft e" in Chinese. When you pronounce, your mouth is relaxed and your lips are slightly gathered.

The purpose of onion:

Onion is a very common vegetable and is widely used in cooking. Its unique flavor and nutritional value make it an important ingredient in various dishes. Onions can be eaten raw, shredded or cut into pieces and added to salads, and can also be cooked in a variety of cooking methods, such as frying, stewing and frying. Onions can also be used as condiments to make various sauces and sauces to add flavor to dishes. Besides eating, onion has some traditional medicinal values, which are used to treat some common health problems.

Nutritional value of onion;

Onion is a low-calorie and high-fiber vegetable, which is rich in vitamin C, vitamin B6, folic acid, potassium, selenium and other nutrients. It is also rich in antioxidants, such as polyphenols and sulfur compounds, which help to fight free radicals in the body and keep healthy. Onion is also considered to contain some medicinal ingredients beneficial to human body, which has a certain effect on preventing some diseases.

Types of onion:

There are many kinds of onions, which are usually divided into white onions, yellow onions and red onions. White onion has a strong spicy taste and is often used to make various sauces and condiments. Yellow onion is the most common variety, with mild taste and suitable for all kinds of cooking methods. Red onion is popular because of its purple skin, and its sweetness is suitable for raw salad.