Flat mouth, eh? Dental calibration ii ii

Small round mouth, u u u? Clean your mouth.

23-letter formula:

Right lower semicircle bb right upper semicircle PP

Two doorways are like crutches.

Left lower semicircle d d d D D umbrella handle down t t t

A door, no, no, no, a stick, I, I.

Nine words plus a bend, a machine gun, k k k.

A chair with a bend, j j j

Left upper semicircle q q q a big fork x x x x

Z plus chair zh zh zh C plus chair ch ch ch.

S+ chair sh sh sh young trees sprout r? r？ r

For example, the word z z z? Like a semicircle, cc cc.

A half-figure SS SS SS IS is like a branch y y y

Roof connection w w w

Tone song:

One is Gaoping, and the other is like going up a mountain.

Three times downhill and uphill, four times is like downhill. ?