He holds dual citizenship in America and Japan.

He likes to take a walk in the park at dusk.

Yuu is hanging out the laundry.

He chose a character named Sen.

Mother laid out delicious dishes on the dining table.

We should always remember the power of Kannon in difficult times.

His speech was a double negative, making it difficult to understand.

He received training to handle a heavy machine gun.

He was criticized for having a double standard.

A diphthong refers to the phenomenon where two vowels are pronounced consecutively within a single syllable.