He continued to work to protect his family, sacrificing his own happiness.

I was at a loss for words at her reaction.

This product is a parallel import.

We need to calculate the harmonic mean of this dataset.

The latest research results from NASA have been announced.

They opposed the plan in concert.

Bioweapons are a major threat to humanity.

The children were playing by beating the pellet drum.

He is studying Japanese.

I pray to the Buddha every day.