３～４日は寝ていてください。

３～４日は寝ていてください。

You should stay in bed for three or four days.

３～４日(にち)は寝(ね)ていてください。

San yon nichi wa neteite kudasai.

三 (さん、み)

three; tri-

四 (し、よん、よ)

four

日 (にち)

Sunday; day (of the month); counter for days; Japan

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

寝る (ねる)

to lie down; to go to bed; to lie in bed; to sleep (lying down); to sleep (with someone, i.e. have intercourse); to lie idle

下さる (くださる)

to give; to confer; to bestow; to kindly do for one; to oblige; to favour; to favor

Readings: ニチ、ジツ、ひ、 -び、 -か

Meanings: day, sun, Japan, counter for days

Readings: シン、ね.る、ね.かす、い.ぬ、みたまや、や.める

Meanings: lie down, sleep, rest, bed, remain unsold