His mild personality attracts people quickly.

Where did this sound source come from?

He is playing a new game online.

Phonetic collocation indicates the combination of sounds of words.

This mug has high heat retention, so the coffee stays hot for a long time.

This room is soundproofed, so there's no problem listening to music at high volume.

We decided to soundproof this room.

In meteorology, an isotherm refers to a line on a map that indicates the same temperature.

In phonetics, a liquid consonant is pronounced like a vowel.

She played a beautiful trill on the piano.