Pinyin: Ha, ha.

Explanation:

First, Hao:

3. Marks and signs: signals. code letter

4. Booking order or grade: number. Number.

5. Threats and claims: claims. Xiang Yu has four hundred thousand soldiers, counting one million.

Second, Hao:

Draw a long voice and shout loudly: call sign. Howl.

Extended data

Chinese character strokes:

Related words:

1, sharp sign [sh ē ng hao]?

Pitch mark.

2. Division symbol [chú]?

Mathematical symbols.

3. pass the number?

Offspring attacks seals.

4. Huan [Juan]?

Refers to the imperial edict, decree.

5. Number plate?

It's marked with numbers. Such as: vehicle number plate.