My hovercraft needs a new engine.

Japanese anime and manga are part of Japan's soft power that spreads around the world.

Using this free software will make your work more efficient.

He learned about the concept of Gemeinschaft in his sociology class.

I use plain flour to make bread.

He proposed a new theory about quantum mechanics.

Thanks to his serendipity, we were able to find a new business opportunity.

Intermolecular forces are an important factor in determining the properties of a substance.

Katoriki is a rare name, isn't it?

The Earth's gravity pulls us towards the ground.