He is good at writing antithetical couplets.

They cooperated to form a coalition government.

They decided to form a coalition for political reasons.

He has a strong sense of honor.

His design is refined and beautiful.

His style is becoming more refined year by year.

He was suffering from muscle contractions due to pain.

His leg suddenly underwent a spasm.

I like to put condensed milk on pancakes.

In this radiation therapy, we use röntgen to destroy cancer cells.