the movement of a solute down its concentration gradient is called diffusion

I left my bag on the overhead rack in the train.

He vowed to follow the precepts under Soseki MUSO, his maternal uncle.

What boots it to tell of the long, long hours of horror more than mortal, during which I counted the rushing oscillations of the steel!

However, he later moved to Sugaya, a strategic spot along the Kamakura-kaido Road, which is the origin of this castle.

Comparative studies are now making rapid progress.

When it comes to making things, I'm all thumbs.

The calculator is a wonderful invention.

Can you give me the definition of a cone?

Quite a few students failed to hand in their assignments.