歯をくいしばってください。の英語

Bite together, please.

Clench your teeth, please.

Go brush your teeth.

grate one's teeth

Clench your teeth together, please.

Brush your teeth.

Clean your teeth.

I brush my teeth.

I will brush my teeth.

with clenched teeth

with set teeth

yank out a tooth

to plug a tooth―（うめて貰うの意味なら）―have a tooth plugged

Brush your teeth clean.

Clean your teeth!

Brush your teeth well.

Brush your teeth clean.

I brush my teeth too hard.

snake out a tooth

Brush your teeth.

Taro, go brush your teeth.

to pick one's teeth

clean one's teeth

Clench your teeth, please.

Please grind your teeth from left to right.

Let's brush our teeth.

to show one's teeth―show one's ivories―grin

Brush your teeth clean after each meal.

Brush your teeth after each meal.

Brush your teeth after eating.