The landlady showed us to our room.

He made a long journey to visit the king.

He is doing special exercises to train his gluteus minimus muscle.

There is an orientation for new students tomorrow.

Cerebrospinal fluid plays an important role in protecting the brain and spinal cord.

I am majoring in immunology at university.

Mucosal immunity plays a crucial role in protecting our bodies from pathogens.

People with strong general immunity are less likely to catch a cold.

In Australia, the cane toad is causing a big problem.

He is very famous as a music creator.