Words: skull, jam, shell, shell vegetable, bitter orange, empty shell, mussel shell, white shell, hard shell and peeled shell.

Second, pronunciation: ké? 、Qiao .

3. It means that the shell is hard skin. When the ratio of the thickness of the shell to its radius of curvature is less than 0.5, it is called "thin shell", otherwise it is called "thick shell".

1, qiào, used for "shell", "shell" and "body".

2, ké, used in spoken English.

Extended information 1. Stroke order: horizontal, vertical, horizontal, dot, horizontal left/horizontal hook, left, horizontal curved hook/horizontal oblique hook.

Second, the stroke sequence diagram:

Three. Explanation of words:

1, cartridge case [dn ké]?

Explanation: the general term for shell casings; Bomb shell

2. Skeleton [nM4OKé]?

Interpretation: head.

3. shell [xinké]?

Interpretation: mussel shell.

4. shelling [bāo ké]?

Interpretation: The act or process of peeling or removing a shell or skin.

5. Shell [Jie qiào]?

Explanation: The shells of mollusks such as clams and snails are mainly composed of calcium and pigments, which are hard in texture and have the function of protecting the body.