Second, interpretation:

1, a substance contained in soil, the chemical component is sodium carbonate, which is used as a detergent and also to neutralize the sour taste in hair: ~ soil. ~ change. ~ shortage.

2. Chemically speaking, compounds that can ionize in aqueous solution to generate hydroxyl ions (OH-), such as sodium hydroxide. The solution has astringent taste, which can turn litmus paper blue and neutralize with acid to form salt: ~ metal. ~ type salt.

Third, the side: stone

Fourth, strokes: horizontal, left, vertical, horizontal, horizontal, left, horizontal, vertical, horizontal, oblique hook, left and dot.

Extended data:

Related words:

1, alkali shortage

【jiǎn huāng】？

A wasteland formed by salinization.

2. Alkalinity

[jiǎn xìng]？

The degree of alkali.

3. Nicotine

【yān jiǎn】？

Namely "nicotine"

4. Alkaline water

【Jinǎn Shuǐ】？

Don't explain for the time being

5. Suaeda salsa

【jiǎn péng】？

Also known as "pengpeng".