I am good at calculations.

Recently, his popularity has been increasing.

His behavior is a typical example of narcissism.

We need to minimize the system's downtime.

Her contours were beautiful, capturing the heart of the artist.

In this chemical reaction, ammonium is produced.

He played a character who surpasses his own limits.

He was imprisoned as a political offender.

With old age, his eyesight gradually deteriorated.

Because he has immunodeficiency, he always pays attention to his health management.