He took the spear in his hand and prepared for battle.

Digital terrestrial television broadcasting has good picture quality and high sound quality.

His leg is swollen.

I'm looking forward to meeting my friends this weekend.

The National Research and Development Agency plays a crucial role in advancing science and technology.

It's difficult to handle this machine.

We traveled to the southern island for summer vacation.

My zodiac sign is Cancer.

He contracted severe invasive streptococcal disease and underwent emergency surgery.

He is suffering from acute leukemia.