姿勢を正しなさい。の英語

Sit up straight.

Straighten your back!

to assume a proper posture―draw oneself up―straighten oneself

the action of correcting one's posture

in a standing posture

the action of arranging a shape or figure

the posture of a hunchbacked person

to make the men keep step

Mind your manners.

to relax one's posture

stood with good posture

the posture of standing stiffly upright

to adjust something

to restore one's good humour―make friends again

（自分のなら）to come round―（人となら）―make friends again

a posture in which a person's head hangs forward and down

lose an upright position suddenly

to assume an erect and immobile posture―stand at attention

to assume an erect and immobile posture

Carry your head high.

a person in a kneeling position

Mind your P's and Q's.

in a standing position

Review it completely.

to live a chaste life

to behave properly

to fall on one's back

to raise the pitch

to be calmly resolute

to lower the pitch

Straighten your back!

Sit up straight.

to assume a proper posture―draw oneself up―straighten oneself

the action of correcting one's posture

to make the men keep step

to restore one's good humour―make friends again

（自分のなら）to come round―（人となら）―make friends again

to relax one's posture

to adjust something

Mind your P's and Q's.

Mind your manners.

Fair does!

〈号令〉 March in step!

to behave properly

to raise the pitch

to live a chaste life

want courtesy

to lower the pitch

to be calmly resolute

Review it completely.

the act of a person returning to a good mood

Let your actions correspond to your words.

to make an arrangement

to reduce the tone

to raise the pitch

Watch your fingers!

to live a good life―live an exemplary life―live a clean life

modulate the pitch

to come round―brighten up

settle or put right