Time sleep.

Meaning: This means that it is now the period for restoring energy through sleep. It's like saying, It is now time to go to bed and rest.

Choice of Words: Time is a noun representing the ongoing sequence of events taking place. Sleep is a noun representing the natural state of rest that living beings enter to restore energy. Here, "Time sleep" means that it is the period for restoring energy through rest.

Alternative Expressions

Time to go to sleep.

Meaning: This means it's the right time to rest and fall asleep. It's like saying, It's the right moment to close your eyes and rest.

Choice of Words: Time refers to a particular moment or period when something should happen. To go is a verb that means to move or travel somewhere. Sleep is a noun that refers to the state of being unconscious and resting. When you put them together, "Time to go to sleep" means it's the right moment to rest and fall asleep.

It's time for bed.

Meaning: This means it's the right time to go to sleep and rest. It's like saying, The right moment to close your eyes and rest has come.

Choice of Words: It's is a contraction of the words "it is," which means something exists or is true. Time refers to a particular moment or period when something should happen. Bed is a noun that refers to a piece of furniture where people sleep. When you put them together, "It's time for bed" means the right moment to go to sleep has arrived.

Let's go to sleep now.

Meaning: This means it's the right time for everyone to rest and fall asleep. It's like saying, It's the right moment for all of us to close our eyes and rest.

Choice of Words: Let's is a contraction of the words "let us," which suggests a group of people doing something together. Go is a verb that means to move or travel somewhere. Sleep is a noun that refers to the state of being unconscious and resting. Now refers to the present moment. When you put them together, "Let's go to sleep now" means it's the right time for everyone to rest and fall asleep.

Related Expressions