Qěngyà 100. Rolling, defined as extrusion; Two-finger squeeze. From the old Tang book "Biography of Li Zongmin". Tilt, a Chinese character in China, means collapse. Roll (zhá, yà, gá), a disyllabic word with three pronunciations,

1, when read zh×, has the same meaning as "rolling", and is used for rollers, steel rolling, rolling mills, etc.

2. reading YA means that a round shaft or wheel rolls on something, and it also means crowding out.

3. Studying gá means squeezing, making friends and auditing accounts.