A tree kangaroo is a type of kangaroo that is good at climbing trees.

His dream is to catch a black marlin.

He didn't move, like a stump.

Mr. Irikigi is my best friend.

I have been to Kikonai.

We camped in a densely wooded area.

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.