It is an assembly of two carousels.

The main valve is turned off.

The seat is preheated.

Is this seat taken?

Is this seat empty?

Is this seat empty?

Is this seat available?

Return to your seat.

Is the seat high?

Many of these new trombone valve designs have enjoyed great success on the market, but the standard rotary valve remains the most common for trombone valve attachments.

That's my ejection seat.

Tom is in his seat.

You're in my seat.

You're in the wrong seat.

This is actually a heart valve, which we engineered.

And this is how you make a valve.

In practice, the language barrier impairs this safety valve.

He eventually won a seat in Congress.

Uber view from the backseat

She showed him to his seat.

Excuse me, is this seat free?

Give Tom your seat.

Tom reached under his seat.

Engineers ordered the valve closed and the countdown continued.

And once it's in the right spot, they remove the outer shell, and the heart valve, well, it gets this shape and at that moment it starts beating, instantly.

And the way you engineer this heart valve is the same strategy.

In a fighter, you have an ejection seat.

There wasn't a single vacant seat in the hall.

My seat is near the door.

I'm afraid you've taken the wrong seat.

Tom gave his seat to an elderly lady.

Would you like a window seat or a seat on the aisle?

The semi sphere on the left is the seat of the Senate, and the semi sphere on the right is the seat of the Chamber of the Deputies.

The number of neurons in the cerebellum is related to the number of neurons in the neocortex.

I think you're sitting in my seat.

But the seat is too big for him.

There was a woman in the passenger seat of Tom's car.

The only free seat left was the one next to Tom.

The Executive Class Seasons Shell Flat Seat is a lie flat design with the ability to lower armrests to the same height as the seat when reclined.

Does the color of the valve matter? What matters here?

He was born with an incompletely formed heart valve.

This is actually a heart valve that we've engineered, and you can see here, we have the structure of the heart valve and we've seeded that with cells, and then we exercise it.

Now that's a left ventricle pushing blood up through the aortic valve you can see two of the leaflets of the aortic valve working there up into the ascending aorta.

It features a shell shaped seat that allows passengers to recline by sliding their seat forward, without having the seat in front intrude when reclining.

The first valve lowers the instrument's pitch by a whole step (2 semitones), the second valve by a half step (1 semitone), and the third valve by one and a half steps (3 semitones).