Insects have a hard skin.

But it was too stoney and full of cactus on top.

Extra difficult. Extra hard.

How is it possible?

I repeat till my tongue stiffens

This is the toughest material I ever saw, General.

Callouses on my knees that let me kneel comfortably.

But what Galileo saw was a rocky, barren world, which he expressed through his watercolor painting.

In this battle, we will be as hard as our tanks.

(ii) Transport workshop facility (replacement of Rubbhall with prefabricated hardwall structure)

Yet, it's 3,000 times tougher than its geological counterpart.

Are you only tough in front of girls?

All it was doing was breaking my arrows because the shark skin is just so strong.

It's thousands of times, maybe 3,000 times tougher than this.

Below the surface there is hard saline water.

Imagine making all of our hard materials that way.

She could also read the serial numbers on bills when they were placed, face down, on a hard surface.

One side of a coin is called 'heads' and the other side is called 'tails'.

The sitting room, solid oak doors and floors, mahogany wainscoting.

We all know that progress cannot be achieved on disarmament with such rigidly entrenched national viewpoints.

They are two sides of the same coin.

Are you sure that coin you flipped came up heads?

Why, then, do rocks look and feel solid and hard and impenetrable?

Can't you put something hard and cold on my temple and press your finger...

Hard enough to walk upon.

There's a skeleton choking on a crust of bread.

This is the other side of the things that we like.

Woo, pretty, huh. This is the other side of the coin.

For hardness and strength, it's out of this world.

Beneath your benevolent exterior, you're as hard as nails.

The rock that Kanzi is using is extremely hard and ideal for stone tool making, but difficult to handle, requiring great skill.

However, the thorn personified in Fidel Castro remains intact and is increasingly robust.

Cheese is a solid food made from the milk of cows, goats, sheep, and other mammals.

You act tough, but you're such a romantic.

But it wasn't until about 500 million years ago during the Cambrian geologic time period that organisms in the ocean started making hard materials.

These are, in fact, two sides of the same coin.

A User Interface server for Solid, the hardware detection system

Concealed in one of these is a coin.

But if you take the same carbon atoms and interconnect them a different way, you get diamond, which is clear and hard.

According to Xu Xiangdong, facing mental problems, many people in life adopt the attitude of dogged resistance or avoidance toward psychological pressure.

127. The representative of the United States of America requested a vote.

My compliments on procuring that fine hardwood... from the navy sawmen ashore.

But with the same hard voice in which he says

Your seat, your sleep and your play on a big geodesic island made of leather.

In that connection, my delegation reiterates its conviction that conflict prevention and resolution strategies must be sincere and comprehensive.