Show it to me, and I'll guess the four-character idiom in the primary school edition.

Shrimp soldiers and crab generals-ineffective troops

Cover your head with your hand and sneak away like a mouse-run away like a frightened mouse

As timid as a mouse/rabbit

to cast pearls before swine

Smile.

One hair in nine cowhide ―― A drop in the ocean

Moody's at sea.

Cover the sky with one hand-hide the truth from the public

Crouching Tiger, Hidden Dragon —— Different People

A hungry tiger pounced on its prey

Release the tiger to the mountain-disaster falls from the sky

The sly hare has three holes to drill.

The fox mourns the death of the hare-return evil for good.

Waiting for unexpected gains

Ideal son-in-law

Tiger Cave in Longhu Lake-Dangerous Point

Die with your eyes closed-die without paying.

Put the dragon in the painting into the pupil of its eyes to make it lifelike ―― adding vitality to the works of art.

Panic about the shadow of the bow in the cup-fear of the shadow

Monsters and demons-evil

Pull up weeds and look for snakes.

The turmoil and chaos of war

One-handed

Whip the flying horse to a faster speed-accelerate.

Run away with (something passing by)

Without a moment's respite

better late than never

Punish one person as a warning to others.

Sharp-billed monkey face ―― a thin angular face

The hen flew away and the eggs in the coop were broken ― everything was lost.

The hen is flying and the dog is running ― it's a complete mess.

trivial matter

Frog living at the bottom of the well-depicting an ignorant man

Despair drives a dog to jump over a wall-a cornered beast will do desperate things.

To pour abuse on.

Evil partner

As cruel as a wolf

Worse than pigs and dogs; Below the lower limit

Make eyes at ...

Sand quantity

Insight into the smallest details

Happy together

A group of young girls

Birds sing and flowers give off fragrance.

To everyone's satisfaction,

Stand up with your head held high

be as happy as a lark

Scratch one's ears and cheeks

There is a dagger hidden behind the smile ―― there is an intention to kill behind the smile.

reel to and fro

The smile of a kingdom

I don't know whether to cry or laugh.

Wail like a ghost, howl like a wolf-scream and howl like crazy

Worldly desires ―― All kinds of human emotions and desires.

Susceptible to emotional changes

Shake one's head and tail-put on a smug look.

Anger, uncontrollable

Bitter and bittersweet

Extreme happiness can lead to sadness.

hold one's head and cry one's heart out

Be dumbfounded (by fear or surprise)

Look healthy and lively.

Bow down before sb. (usually in admiration)

(of an old man) burst into tears.

Thank goodness

Endure hunger and cold

cold

Facing storms and strong winds; A dangerous situation

hold one's sides with laughter

sincere

Deep water and fire-the abyss of suffering

Hurt others by secret/despicable means

If the lips are gone,

The fire scorched my eyebrows ― it was urgent.

A hair-trigger situation

arrogantly

No, it will accelerate development.

Run down the river

Zhuifeng ordered the arrest of the shadow-spreading rumors or taking action based on unconfirmed evidence.

Gorgeous dress

Try to please all parties and get rid of any embarrassing situation.

stare

(of a woman) petting her hair coquettishly.

sand flying and pebbles rolling

Control the forces of nature

After the storm, it was calm.

Have deep feelings

The happy party ended and separated from each other.

Lightning and thunder.

Accident

One-handed first shot

achieve many purposes at one stroke

Failed to find the root of the problem

silence is gold

Mixed accent

Speak in a seductive voice

These words can't express meaning.

Make animated gestures when talking.

Flowers falling from the sky-bragging about something

Although the warrior is old.

Be a gentleman first, then a warrior.

unarmed

Smile with a cheeky smile

(of a woman or girl) as beautiful as a flower ―― extremely beautiful.

Trees attract wind ―― People with high status/fame are vulnerable to attack.

Be completely defeated

Eat it

A talented young man and a beautiful young woman ―― a perfect couple.

Dancing happily-gesturing happily

give sb the glad eye

Words are more meaningful than what they say.

attack by innuendo

Have a smooth tongue like the reed of a wind instrument ―― a glib tongue/silver tongue/sweet talk.

be stunned

Shed tears of gratitude

go back on one's word

Anticlimactic ―― like a lion

Open your eyes when you see money ―― you are eager for money.

Don't pocket the money you found.

Turn an enemy into a friend.

Restore youth

The Walking Dead

(of animals) jumping around.

one in a hundred

The best in the world-unparalleled

Farewell My Concubine

Pure Land

unrivalled

Make a threatening gesture

laugh heartily

A pillar of the sky-able to shoulder heavy responsibilities

When taking medicine

shoot two hawks with one arrow

Fall into a net

Flipped

The arrow is on the string.

Even with wings, you can't escape-you can't escape if you are completely surrounded.

Walk as if you have wings ―― walk quickly and forcefully.

Hundreds of people responded to a call-they could gather under the call of one person.

Meet your opponent at chess ― it's even in the game.

lucky day

true colour of a hero

Steal the sky and change the sun-commit a huge scam.

Turn around and run

(of a little boy and a little girl) become playmates of two little boys.

Reading is beneficial.

crouching tiger and hidden dragon

be deeply attached to each other

Happy ever after-rich and rich.

conceited

Jump on the roof, jump over the wall

playboy

Feel relaxed

Eight Immortals Crossing the Sea

A full moon-a perfect marriage (for newlyweds)

thread a needle

look at (sb) with a glare

cannot help doing

Ambush on all sides

High mountains and Running water

impunity

It could be triggered at any time.

heresy

Regret that we didn't meet earlier

Cowherd and Weaver Girl/Cowherd and Weaver Girl

Last stand-Fight a life-and-death battle.

amitabha

force

When both sides are in a humble situation, help each other

When drinking water

An idyllic land

Fallen leaves return to the roots-return to the source

(of a woman/peony) stunning.

It takes years to build a big ship-great ideas mature late.

Endure hardships to achieve some ambition.

My fair lady/quiet and dignified girl

Loyalty to the country-patriotism

Offer a birch and ask for whipping ―― Humble and sincere apology.

The?Foolish?Old?Man?Removes?the?Mountains

abdomen

Carve a mark on the side of the moving ship to show where someone's sword fell ―― take measures regardless of the change of environment.

Ten thousand arrows pierce the heart-it's killing me

I can't find a place to hide my shame

(of women) beautiful enough to lead to the downfall of a city or a country ―― destructive beauty.

Cut off all retreat

castles in the air

Walk quietly

Quiet and beautiful ponds and Woods